101010201021100 has 54 divisors (see below), whose sum is σ = 254978607447060. Its totient is φ = 34632068919840.

The previous prime is 101010201020987. The next prime is 101010201021173. The reversal of 101010201021100 is 1120102010101.

101010201021100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10307158470 + ... + 10307168269.

Almost surely, 2^{101010201021100} is an apocalyptic number.

101010201021100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101010201021100 is an abundant number, since it is smaller than the sum of its proper divisors (153968406425960).

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

101010201021100 is a wasteful number, since it uses less digits than its factorization.

101010201021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20614326767 (or 20614326753 counting only the distinct ones).

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

Adding to 101010201021100 its reverse (1120102010101), we get a palindrome (102130303031201).

The spelling of 101010201021100 in words is "one hundred one trillion, ten billion, two hundred one million, twenty-one thousand, one hundred".