201324013400 has 48 divisors (see below), whose sum is σ = 478963894200. Its totient is φ = 78656820480.

The previous prime is 201324013399. The next prime is 201324013417. The reversal of 201324013400 is 4310423102.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11696285 + ... + 11713484.

Almost surely, 2^201324013400 is an apocalyptic number.

201324013400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201324013400 is an abundant number, since it is smaller than the sum of its proper divisors (277639880800).

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

201324013400 is a wasteful number, since it uses less digits than its factorization.

201324013400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23409828 (or 23409819 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201324013400 its reverse (4310423102), we get a palindrome (205634436502).

The spelling of 201324013400 in words is "two hundred one billion, three hundred twenty-four million, thirteen thousand, four hundred".