11312422400 has 60 divisors (see below), whose sum is σ = 28027441992. Its totient is φ = 4524963840.

The previous prime is 11312422397. The next prime is 11312422409. The reversal of 11312422400 is 422421311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312422409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 429092 + ... + 454691.

Almost surely, 2^11312422400 is an apocalyptic number.

11312422400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11312422400 is an abundant number, since it is smaller than the sum of its proper divisors (16715019592).

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

11312422400 is an frugal number, since it uses more digits than its factorization.

11312422400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883811 (or 883790 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11312422400 its reverse (422421311), we get a palindrome (11734843711).

The spelling of 11312422400 in words is "eleven billion, three hundred twelve million, four hundred twenty-two thousand, four hundred".