201010101021100 has 36 divisors (see below), whose sum is σ = 498505050534064. Its totient is φ = 68917748921280.

The previous prime is 201010101021097. The next prime is 201010101021137. The reversal of 201010101021100 is 1120101010102.

201010101021100 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 11 ways as a sum of consecutive naturals, for example, 143578642887 + ... + 143578644286.

Almost surely, 2^{201010101021100} is an apocalyptic number.

201010101021100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201010101021100 is an abundant number, since it is smaller than the sum of its proper divisors (297494949512964).

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

201010101021100 is a wasteful number, since it uses less digits than its factorization.

201010101021100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287157287194 (or 287157287187 counting only the distinct ones).

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

Adding to 201010101021100 its reverse (1120101010102), we get a palindrome (202130202031202).

The spelling of 201010101021100 in words is "two hundred one trillion, ten billion, one hundred one million, twenty-one thousand, one hundred".