10121102131023 has 24 divisors (see below), whose sum is σ = 15744140401808. Its totient is φ = 6228289936512.

The previous prime is 10121102131001. The next prime is 10121102131031. The reversal of 10121102131023 is 32013120112101.

10121102131023 is a `hidden beast` number, since 101 + 211 + 0 + 21 + 310 + 23 = 666.

10121102131023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10121102131023 - 2⁹ = 10121102130511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10121102130987 and 10121102131005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121102139023) 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, 9251136 + ... + 10287162.

Almost surely, 2^{10121102131023} is an apocalyptic number.

10121102131023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10121102131023 is a deficient number, since it is larger than the sum of its proper divisors (5623038270785).

10121102131023 is a wasteful number, since it uses less digits than its factorization.

10121102131023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119543 (or 1119540 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 10121102131023 its reverse (32013120112101), we get a palindrome (42134222243124).

The spelling of 10121102131023 in words is "ten trillion, one hundred twenty-one billion, one hundred two million, one hundred thirty-one thousand, twenty-three".