22024400201320 has 64 divisors (see below), whose sum is σ = 54391547355840. Its totient is φ = 7959738585600.

The previous prime is 22024400201311. The next prime is 22024400201329. The reversal of 22024400201320 is 2310200442022.

It is an interprime number because it is at equal distance from previous prime (22024400201311) and next prime (22024400201329).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 22024400201291 and 22024400201300.

It is not an unprimeable number, because it can be changed into a prime (22024400201329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153472621 + ... + 153616060.

It is an arithmetic number, because the mean of its divisors is an integer number (849867927435).

Almost surely, 2^{22024400201320} is an apocalyptic number.

22024400201320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22024400201320 is an abundant number, since it is smaller than the sum of its proper divisors (32367147154520).

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

22024400201320 is a wasteful number, since it uses less digits than its factorization.

22024400201320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307088866 (or 307088862 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 22024400201320 its reverse (2310200442022), we get a palindrome (24334600643342).

The spelling of 22024400201320 in words is "twenty-two trillion, twenty-four billion, four hundred million, two hundred one thousand, three hundred twenty".