22102202424 has 32 divisors (see below), whose sum is σ = 55306218240. Its totient is φ = 7360639200.

The previous prime is 22102202413. The next prime is 22102202443. The reversal of 22102202424 is 42420220122.

It is a self number, because there is not a number n which added to its sum of digits gives 22102202424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395872 + ... + 448239.

It is an arithmetic number, because the mean of its divisors is an integer number (1728319320).

Almost surely, 2^22102202424 is an apocalyptic number.

22102202424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22102202424 is an abundant number, since it is smaller than the sum of its proper divisors (33204015816).

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

22102202424 is a wasteful number, since it uses less digits than its factorization.

22102202424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845211 (or 845207 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 22102202424 its reverse (42420220122), we get a palindrome (64522422546).

The spelling of 22102202424 in words is "twenty-two billion, one hundred two million, two hundred two thousand, four hundred twenty-four".