201000021011120 has 80 divisors (see below), whose sum is σ = 499034535102720. Its totient is φ = 75123478348800.

The previous prime is 201000021011117. The next prime is 201000021011131. The reversal of 201000021011120 is 21110120000102.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1397314211 + ... + 1397458050.

It is an arithmetic number, because the mean of its divisors is an integer number (6237931688784).

Almost surely, 2^{201000021011120} is an apocalyptic number.

201000021011120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201000021011120 is an abundant number, since it is smaller than the sum of its proper divisors (298034514091600).

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

201000021011120 is a wasteful number, since it uses less digits than its factorization.

201000021011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794772334 (or 2794772328 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201000021011120 its reverse (21110120000102), we get a palindrome (222110141011222).

The spelling of 201000021011120 in words is "two hundred one trillion, twenty-one million, eleven thousand, one hundred twenty".