10101210120023 has 4 divisors (see below), whose sum is σ = 11019501949128. Its totient is φ = 9182918290920.

The previous prime is 10101210119963. The next prime is 10101210120059. The reversal of 10101210120023 is 32002101210101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10101210120023 - 2³⁸ = 9826332213079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101210120073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459145914536 + ... + 459145914557.

It is an arithmetic number, because the mean of its divisors is an integer number (2754875487282).

Almost surely, 2^{10101210120023} is an apocalyptic number.

10101210120023 is a deficient number, since it is larger than the sum of its proper divisors (918291829105).

10101210120023 is an equidigital number, since it uses as much as digits as its factorization.

10101210120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918291829104.

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

Adding to 10101210120023 its reverse (32002101210101), we get a palindrome (42103311330124).

The spelling of 10101210120023 in words is "ten trillion, one hundred one billion, two hundred ten million, one hundred twenty thousand, twenty-three".