100012023012120 has 64 divisors (see below), whose sum is σ = 300037096948320. Its totient is φ = 26669781433344.

The previous prime is 100012023012119. The next prime is 100012023012137. The reversal of 100012023012120 is 21210320210001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100012023012120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38341804 + ... + 40867076.

Almost surely, 2^{100012023012120} is an apocalyptic number.

100012023012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100012023012120 is an abundant number, since it is smaller than the sum of its proper divisors (200025073936200).

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

100012023012120 is a wasteful number, since it uses less digits than its factorization.

100012023012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855324 (or 2855320 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 100012023012120 its reverse (21210320210001), we get a palindrome (121222343222121).

The spelling of 100012023012120 in words is "one hundred trillion, twelve billion, twenty-three million, twelve thousand, one hundred twenty".