22402342120 has 16 divisors (see below), whose sum is σ = 50405269860. Its totient is φ = 8960936832.

The previous prime is 22402342117. The next prime is 22402342177. The reversal of 22402342120 is 2124320422.

It can be written as a sum of positive squares in 2 ways, for example, as 21300234916 + 1102107204 = 145946^2 + 33198^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22402342091 and 22402342100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280029237 + ... + 280029316.

Almost surely, 2^22402342120 is an apocalyptic number.

22402342120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22402342120 is an abundant number, since it is smaller than the sum of its proper divisors (28002927740).

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

22402342120 is a wasteful number, since it uses less digits than its factorization.

22402342120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560058564 (or 560058560 counting only the distinct ones).

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

Adding to 22402342120 its reverse (2124320422), we get a palindrome (24526662542).

The spelling of 22402342120 in words is "twenty-two billion, four hundred two million, three hundred forty-two thousand, one hundred twenty".