10200021111100 has 36 divisors (see below), whose sum is σ = 22897288776600. Its totient is φ = 3939318496960.

The previous prime is 10200021111097. The next prime is 10200021111101. The reversal of 10200021111100 is 111112000201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200021111101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1758621430 + ... + 1758627229.

It is an arithmetic number, because the mean of its divisors is an integer number (636035799350).

Almost surely, 2^{10200021111100} is an apocalyptic number.

10200021111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200021111100 is an abundant number, since it is smaller than the sum of its proper divisors (12697267665500).

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

10200021111100 is a wasteful number, since it uses less digits than its factorization.

10200021111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3517248702 (or 3517248695 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10200021111100 its reverse (111112000201), we get a palindrome (10311133111301).

The spelling of 10200021111100 in words is "ten trillion, two hundred billion, twenty-one million, one hundred eleven thousand, one hundred".