100120002121300 has 72 divisors (see below), whose sum is σ = 248394714748544. Its totient is φ = 34313432595840.

The previous prime is 100120002121193. The next prime is 100120002121301. The reversal of 100120002121300 is 3121200021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100120002121301) 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, 26178144 + ... + 29757943.

Almost surely, 2^{100120002121300} is an apocalyptic number.

100120002121300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100120002121300 is an abundant number, since it is smaller than the sum of its proper divisors (148274712627244).

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

100120002121300 is a wasteful number, since it uses less digits than its factorization.

100120002121300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55938665 (or 55938658 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 100120002121300 its reverse (3121200021001), we get a palindrome (103241202142301).

The spelling of 100120002121300 in words is "one hundred trillion, one hundred twenty billion, two million, one hundred twenty-one thousand, three hundred".