22501144001320 has 64 divisors (see below), whose sum is σ = 53699547844800. Its totient is φ = 8456183362560.

The previous prime is 22501144001317. The next prime is 22501144001333. The reversal of 22501144001320 is 2310044110522.

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, 28587130 + ... + 29363689.

It is an arithmetic number, because the mean of its divisors is an integer number (839055435075).

Almost surely, 2^{22501144001320} is an apocalyptic number.

22501144001320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22501144001320 is an abundant number, since it is smaller than the sum of its proper divisors (31198403843480).

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

22501144001320 is a wasteful number, since it uses less digits than its factorization.

22501144001320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57951418 (or 57951414 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 22501144001320 its reverse (2310044110522), we get a palindrome (24811188111842).

The spelling of 22501144001320 in words is "twenty-two trillion, five hundred one billion, one hundred forty-four million, one thousand, three hundred twenty".