22042202424 has 64 divisors (see below), whose sum is σ = 60132032640. Its totient is φ = 6677573760.

The previous prime is 22042202419. The next prime is 22042202443. The reversal of 22042202424 is 42420224022.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 22042202394 and 22042202403.

It is a congruent number.

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, 1140667 + ... + 1159829.

It is an arithmetic number, because the mean of its divisors is an integer number (939563010).

Almost surely, 2^22042202424 is an apocalyptic number.

22042202424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22042202424 is an abundant number, since it is smaller than the sum of its proper divisors (38089830216).

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

22042202424 is a wasteful number, since it uses less digits than its factorization.

22042202424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23540 (or 23536 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22042202424 its reverse (42420224022), we get a palindrome (64462426446).

The spelling of 22042202424 in words is "twenty-two billion, forty-two million, two hundred two thousand, four hundred twenty-four".