22210750400 has 84 divisors (see below), whose sum is σ = 57028610352. Its totient is φ = 8498012160.

The previous prime is 22210750391. The next prime is 22210750421. The reversal of 22210750400 is 405701222.

It is a happy number.

It is a super-2 number, since 2×22210750400² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264977 + ... + 338576.

It is an arithmetic number, because the mean of its divisors is an integer number (678912028).

Almost surely, 2^22210750400 is an apocalyptic number.

22210750400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210750400 is an abundant number, since it is smaller than the sum of its proper divisors (34817859952).

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

22210750400 is a wasteful number, since it uses less digits than its factorization.

22210750400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603598 (or 603583 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The spelling of 22210750400 in words is "twenty-two billion, two hundred ten million, seven hundred fifty thousand, four hundred".