22122203313 has 96 divisors (see below), whose sum is σ = 36552850560. Its totient is φ = 11847306240.

The previous prime is 22122203303. The next prime is 22122203333. The reversal of 22122203313 is 31330222122.

It is a happy number.

It is not a de Polignac number, because 22122203313 - 2⁴ = 22122203297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 22122203313.

It is not an unprimeable number, because it can be changed into a prime (22122203303) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20849803 + ... + 20850863.

It is an arithmetic number, because the mean of its divisors is an integer number (380758860).

Almost surely, 2^22122203313 is an apocalyptic number.

It is an amenable number.

22122203313 is a deficient number, since it is larger than the sum of its proper divisors (14430647247).

22122203313 is a wasteful number, since it uses less digits than its factorization.

22122203313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22122203313 its reverse (31330222122), we get a palindrome (53452425435).

The spelling of 22122203313 in words is "twenty-two billion, one hundred twenty-two million, two hundred three thousand, three hundred thirteen".