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2401225321 = 11218293211
BaseRepresentation
bin1000111100011111…
…1100101001101001
320012100022212220011
42033013330221221
514404203202241
61034134331521
7113335035625
oct21707745151
96170285804
102401225321
11102247a140
125701b9ba1
132c36275b1
1418ac9c185
15e0c19281
hex8f1fca69

2401225321 has 4 divisors (see below), whose sum is σ = 2619518544. Its totient is φ = 2182932100.

The previous prime is 2401225291. The next prime is 2401225331. The reversal of 2401225321 is 1235221042.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2401225321 - 27 = 2401225193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2401225292 and 2401225301.

It is not an unprimeable number, because it can be changed into a prime (2401225331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109146595 + ... + 109146616.

It is an arithmetic number, because the mean of its divisors is an integer number (654879636).

Almost surely, 22401225321 is an apocalyptic number.

It is an amenable number.

2401225321 is a deficient number, since it is larger than the sum of its proper divisors (218293223).

2401225321 is a wasteful number, since it uses less digits than its factorization.

2401225321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218293222.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2401225321 is about 49002.2991399383. The cubic root of 2401225321 is about 1339.0937142463.

Adding to 2401225321 its reverse (1235221042), we get a palindrome (3636446363).

It can be divided in two parts, 2401 and 225321, that added together give a palindrome (227722).

The spelling of 2401225321 in words is "two billion, four hundred one million, two hundred twenty-five thousand, three hundred twenty-one".

Divisors: 1 11 218293211 2401225321