202111133120 has 56 divisors (see below), whose sum is σ = 518298464544. Its totient is φ = 74625647616.

The previous prime is 202111133117. The next prime is 202111133137. The reversal of 202111133120 is 21331111202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24288044 + ... + 24296363.

It is an arithmetic number, because the mean of its divisors is an integer number (9255329724).

Almost surely, 2^202111133120 is an apocalyptic number.

202111133120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202111133120 is an abundant number, since it is smaller than the sum of its proper divisors (316187331424).

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

202111133120 is a wasteful number, since it uses less digits than its factorization.

202111133120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48584437 (or 48584427 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 202111133120 its reverse (21331111202), we get a palindrome (223442244322).

The spelling of 202111133120 in words is "two hundred two billion, one hundred eleven million, one hundred thirty-three thousand, one hundred twenty".