23211012103 has 2 divisors, whose sum is σ = 23211012104. Its totient is φ = 23211012102.

The previous prime is 23211012053. The next prime is 23211012109. The reversal of 23211012103 is 30121011232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23211012103 - 2²¹ = 23208914951 is a prime.

It is a super-2 number, since 2×23211012103² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23211012109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605506051 + 11605506052.

It is an arithmetic number, because the mean of its divisors is an integer number (11605506052).

Almost surely, 2^23211012103 is an apocalyptic number.

23211012103 is a deficient number, since it is larger than the sum of its proper divisors (1).

23211012103 is an equidigital number, since it uses as much as digits as its factorization.

23211012103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23211012103 its reverse (30121011232), we get a palindrome (53332023335).

The spelling of 23211012103 in words is "twenty-three billion, two hundred eleven million, twelve thousand, one hundred three".