201324310400 has 96 divisors (see below), whose sum is σ = 514483644600. Its totient is φ = 77752801280.

The previous prime is 201324310337. The next prime is 201324310417. The reversal of 201324310400 is 4013423102.

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, 991922 + ... + 1177521.

Almost surely, 2^201324310400 is an apocalyptic number.

201324310400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201324310400 is an abundant number, since it is smaller than the sum of its proper divisors (313159334200).

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

201324310400 is a wasteful number, since it uses less digits than its factorization.

201324310400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169496 (or 2169479 counting only the distinct ones).

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

Adding to 201324310400 its reverse (4013423102), we get a palindrome (205337733502).

The spelling of 201324310400 in words is "two hundred one billion, three hundred twenty-four million, three hundred ten thousand, four hundred".