2023121031100 has 72 divisors (see below), whose sum is σ = 4728144636320. Its totient is φ = 746956442880.

The previous prime is 2023121031097. The next prime is 2023121031137. The reversal of 2023121031100 is 11301213202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32090209 + ... + 32153191.

Almost surely, 2^{2023121031100} is an apocalyptic number.

2023121031100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2023121031100 is an abundant number, since it is smaller than the sum of its proper divisors (2705023605220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2023121031100 is a wasteful number, since it uses less digits than its factorization.

2023121031100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87719 (or 87712 counting only the distinct ones).

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

Adding to 2023121031100 its reverse (11301213202), we get a palindrome (2034422244302).

The spelling of 2023121031100 in words is "two trillion, twenty-three billion, one hundred twenty-one million, thirty-one thousand, one hundred".