22122217542158 has 8 divisors (see below), whose sum is σ = 33185027470152. Its totient is φ = 11060541718776.

The previous prime is 22122217542149. The next prime is 22122217542179. The reversal of 22122217542158 is 85124571222122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283477385 + ... + 283555412.

It is an arithmetic number, because the mean of its divisors is an integer number (4148128433769).

Almost surely, 2^{22122217542158} is an apocalyptic number.

22122217542158 is a deficient number, since it is larger than the sum of its proper divisors (11062809927994).

22122217542158 is a wasteful number, since it uses less digits than its factorization.

22122217542158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567052306.

The product of its digits is 358400, while the sum is 44.

The spelling of 22122217542158 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred seventeen million, five hundred forty-two thousand, one hundred fifty-eight".