100020011201100 has 90 divisors (see below), whose sum is σ = 324225362261724. Its totient is φ = 26672002984800.

The previous prime is 100020011201029. The next prime is 100020011201107. The reversal of 100020011201100 is 1102110020001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (90).

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

It is not an unprimeable number, because it can be changed into a prime (100020011201107) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 6174066666 + ... + 6174082865.

Almost surely, 2^{100020011201100} is an apocalyptic number.

100020011201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100020011201100 is an abundant number, since it is smaller than the sum of its proper divisors (224205351060624).

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

100020011201100 is a wasteful number, since it uses less digits than its factorization.

100020011201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12348149557 (or 12348149541 counting only the distinct ones).

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

Adding to 100020011201100 its reverse (1102110020001), we get a palindrome (101122121221101).

The spelling of 100020011201100 in words is "one hundred trillion, twenty billion, eleven million, two hundred one thousand, one hundred".