11242400320 has 56 divisors (see below), whose sum is σ = 28179979200. Its totient is φ = 4260275712.

The previous prime is 11242400297. The next prime is 11242400321. The reversal of 11242400320 is 2300424211.

It is a super-2 number, since 2×11242400320² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (11242400321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918460 + ... + 930619.

Almost surely, 2^11242400320 is an apocalyptic number.

11242400320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11242400320 is an abundant number, since it is smaller than the sum of its proper divisors (16937578880).

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

11242400320 is a wasteful number, since it uses less digits than its factorization.

11242400320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849115 (or 1849105 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 11242400320 its reverse (2300424211), we get a palindrome (13542824531).

The spelling of 11242400320 in words is "eleven billion, two hundred forty-two million, four hundred thousand, three hundred twenty".