23233211333131 has 16 divisors (see below), whose sum is σ = 24378919557120. Its totient is φ = 22113984605760.

The previous prime is 23233211333041. The next prime is 23233211333141. The reversal of 23233211333131 is 13133311233232.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23233211333131 is a prime.

It is a super-2 number, since 2×23233211333131² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23233211333093 and 23233211333102.

It is not an unprimeable number, because it can be changed into a prime (23233211333141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13486405 + ... + 15111238.

It is an arithmetic number, because the mean of its divisors is an integer number (1523682472320).

Almost surely, 2^{23233211333131} is an apocalyptic number.

23233211333131 is a deficient number, since it is larger than the sum of its proper divisors (1145708223989).

23233211333131 is a wasteful number, since it uses less digits than its factorization.

23233211333131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28598106.

The product of its digits is 17496, while the sum is 31.

Adding to 23233211333131 its reverse (13133311233232), we get a palindrome (36366522566363).

The spelling of 23233211333131 in words is "twenty-three trillion, two hundred thirty-three billion, two hundred eleven million, three hundred thirty-three thousand, one hundred thirty-one".