201140400120 has 64 divisors (see below), whose sum is σ = 658277677440. Its totient is φ = 48761308800.

The previous prime is 201140400113. The next prime is 201140400137. The reversal of 201140400120 is 21004041102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201140400120.

It is a congruent number.

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, 76188226 + ... + 76190865.

It is an arithmetic number, because the mean of its divisors is an integer number (10285588710).

Almost surely, 2^201140400120 is an apocalyptic number.

201140400120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201140400120 is an abundant number, since it is smaller than the sum of its proper divisors (457137277320).

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

201140400120 is a wasteful number, since it uses less digits than its factorization.

201140400120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152379116 (or 152379112 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201140400120 its reverse (21004041102), we get a palindrome (222144441222).

The spelling of 201140400120 in words is "two hundred one billion, one hundred forty million, four hundred thousand, one hundred twenty".