22051142158 has 8 divisors (see below), whose sum is σ = 33700802328. Its totient is φ = 10817541384.

The previous prime is 22051142149. The next prime is 22051142159. The reversal of 22051142158 is 85124115022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22051142159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104014716 + ... + 104014927.

It is an arithmetic number, because the mean of its divisors is an integer number (4212600291).

Almost surely, 2^22051142158 is an apocalyptic number.

22051142158 is a deficient number, since it is larger than the sum of its proper divisors (11649660170).

22051142158 is a wasteful number, since it uses less digits than its factorization.

22051142158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208029698.

The product of its (nonzero) digits is 6400, while the sum is 31.

The spelling of 22051142158 in words is "twenty-two billion, fifty-one million, one hundred forty-two thousand, one hundred fifty-eight".