22555012342 has 4 divisors (see below), whose sum is σ = 33832518516. Its totient is φ = 11277506170.

The previous prime is 22555012331. The next prime is 22555012411. The reversal of 22555012342 is 24321055522.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5638753084 + ... + 5638753087.

It is an arithmetic number, because the mean of its divisors is an integer number (8458129629).

Almost surely, 2^22555012342 is an apocalyptic number.

22555012342 is a deficient number, since it is larger than the sum of its proper divisors (11277506174).

22555012342 is a wasteful number, since it uses less digits than its factorization.

22555012342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11277506173.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 22555012342 its reverse (24321055522), we get a palindrome (46876067864).

The spelling of 22555012342 in words is "twenty-two billion, five hundred fifty-five million, twelve thousand, three hundred forty-two".