100023121330 has 64 divisors (see below), whose sum is σ = 197695645056. Its totient is φ = 36134208000.

The previous prime is 100023121309. The next prime is 100023121337. The reversal of 100023121330 is 33121320001.

It is not an unprimeable number, because it can be changed into a prime (100023121337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26299209 + ... + 26303011.

It is an arithmetic number, because the mean of its divisors is an integer number (3088994454).

Almost surely, 2^100023121330 is an apocalyptic number.

100023121330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100023121330 is a deficient number, since it is larger than the sum of its proper divisors (97672523726).

100023121330 is a wasteful number, since it uses less digits than its factorization.

100023121330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5323.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100023121330 its reverse (33121320001), we get a palindrome (133144441331).

The spelling of 100023121330 in words is "one hundred billion, twenty-three million, one hundred twenty-one thousand, three hundred thirty".