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2231332133 = 10922878951
BaseRepresentation
bin1000010011111111…
…0110110100100101
312202111122102020212
42010333312310211
514032210112013
61005225105205
7106203003332
oct20477666445
95674572225
102231332133
11a4558a948
12523328205
13297381a94
141724b5989
15d0d5a6a8
hex84ff6d25

2231332133 has 8 divisors (see below), whose sum is σ = 2253039360. Its totient is φ = 2209647600.

The previous prime is 2231332109. The next prime is 2231332141. The reversal of 2231332133 is 3312331322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2231332133 - 26 = 2231332069 is a prime.

It is a super-3 number, since 3×22313321333 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2231332099 and 2231332108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231332163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244808 + ... + 253758.

It is an arithmetic number, because the mean of its divisors is an integer number (281629920).

Almost surely, 22231332133 is an apocalyptic number.

It is an amenable number.

2231332133 is a deficient number, since it is larger than the sum of its proper divisors (21707227).

2231332133 is a wasteful number, since it uses less digits than its factorization.

2231332133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11347.

The product of its digits is 1944, while the sum is 23.

The square root of 2231332133 is about 47236.9784490922. The cubic root of 2231332133 is about 1306.7366539446.

Adding to 2231332133 its reverse (3312331322), we get a palindrome (5543663455).

The spelling of 2231332133 in words is "two billion, two hundred thirty-one million, three hundred thirty-two thousand, one hundred thirty-three".

Divisors: 1 109 2287 8951 249283 975659 20470937 2231332133