2321103225 has 96 divisors (see below), whose sum is σ = 4525424640. Its totient is φ = 1027779840.

The previous prime is 2321103209. The next prime is 2321103227. The reversal of 2321103225 is 5223011232.

2321103225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2321103225 - 2⁴ = 2321103209 is a prime.

It is a super-2 number, since 2×2321103225² = 10775040362210801250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2321103227) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2689144 + ... + 2690006.

It is an arithmetic number, because the mean of its divisors is an integer number (47139840).

Almost surely, 2^2321103225 is an apocalyptic number.

2321103225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2321103225 is a deficient number, since it is larger than the sum of its proper divisors (2204321415).

2321103225 is a wasteful number, since it uses less digits than its factorization.

2321103225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039 (or 1034 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2321103225 is about 48177.8291852176. The cubic root of 2321103225 is about 1324.0309943746.

Adding to 2321103225 its reverse (5223011232), we get a palindrome (7544114457).

The spelling of 2321103225 in words is "two billion, three hundred twenty-one million, one hundred three thousand, two hundred twenty-five".