23102101031 has 2 divisors, whose sum is σ = 23102101032. Its totient is φ = 23102101030.

The previous prime is 23102101027. The next prime is 23102101037. The reversal of 23102101031 is 13010120132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23102101031 - 2² = 23102101027 is a prime.

It is a super-2 number, since 2×23102101031² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23102100997 and 23102101015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23102101037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11551050515 + 11551050516.

It is an arithmetic number, because the mean of its divisors is an integer number (11551050516).

Almost surely, 2^23102101031 is an apocalyptic number.

23102101031 is a deficient number, since it is larger than the sum of its proper divisors (1).

23102101031 is an equidigital number, since it uses as much as digits as its factorization.

23102101031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 23102101031 its reverse (13010120132), we get a palindrome (36112221163).

The spelling of 23102101031 in words is "twenty-three billion, one hundred two million, one hundred one thousand, thirty-one".