100120002110100 has 288 divisors, whose sum is σ = 371286146165760. Its totient is φ = 22670696949120.

The previous prime is 100120002110099. The next prime is 100120002110119. The reversal of 100120002110100 is 1011200021001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22731694 + ... + 26776293.

It is an arithmetic number, because the mean of its divisors is an integer number (1289188007520).

Almost surely, 2^{100120002110100} is an apocalyptic number.

100120002110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100120002110100 is an abundant number, since it is smaller than the sum of its proper divisors (271166144055660).

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

100120002110100 is a wasteful number, since it uses less digits than its factorization.

100120002110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49508124 (or 49508111 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100120002110100 its reverse (1011200021001), we get a palindrome (101131202131101).

The spelling of 100120002110100 in words is "one hundred trillion, one hundred twenty billion, two million, one hundred ten thousand, one hundred".