23121102110 has 16 divisors (see below), whose sum is σ = 44066100816. Its totient is φ = 8704414848.

The previous prime is 23121102101. The next prime is 23121102119. The reversal of 23121102110 is 1120112132.

It is an interprime number because it is at equal distance from previous prime (23121102101) and next prime (23121102119).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23121102119) 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, 68003072 + ... + 68003411.

It is an arithmetic number, because the mean of its divisors is an integer number (2754131301).

Almost surely, 2^23121102110 is an apocalyptic number.

23121102110 is a deficient number, since it is larger than the sum of its proper divisors (20944998706).

23121102110 is a wasteful number, since it uses less digits than its factorization.

23121102110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136006507.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 23121102110 its reverse (1120112132), we get a palindrome (24241214242).

The spelling of 23121102110 in words is "twenty-three billion, one hundred twenty-one million, one hundred two thousand, one hundred ten".