23102211021131 has 24 divisors (see below), whose sum is σ = 26143407276000. Its totient is φ = 20386801353600.

The previous prime is 23102211021121. The next prime is 23102211021139. The reversal of 23102211021131 is 13112011220132.

It is not a de Polignac number, because 23102211021131 - 2⁶ = 23102211021067 is a prime.

It is a super-2 number, since 2×23102211021131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23102211021139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10713176 + ... + 12687653.

It is an arithmetic number, because the mean of its divisors is an integer number (1089308636500).

Almost surely, 2^{23102211021131} is an apocalyptic number.

23102211021131 is a deficient number, since it is larger than the sum of its proper divisors (3041196254869).

23102211021131 is a wasteful number, since it uses less digits than its factorization.

23102211021131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23401091 (or 23401080 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 23102211021131 its reverse (13112011220132), we get a palindrome (36214222241263).

The spelling of 23102211021131 in words is "twenty-three trillion, one hundred two billion, two hundred eleven million, twenty-one thousand, one hundred thirty-one".