22163120157 has 8 divisors (see below), whose sum is σ = 30238055584. Its totient is φ = 14431799088.

The previous prime is 22163120149. The next prime is 22163120207. The reversal of 22163120157 is 75102136122.

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

It is not a de Polignac number, because 22163120157 - 2³ = 22163120149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22163120117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85903438 + ... + 85903695.

It is an arithmetic number, because the mean of its divisors is an integer number (3779756948).

Almost surely, 2^22163120157 is an apocalyptic number.

It is an amenable number.

22163120157 is a deficient number, since it is larger than the sum of its proper divisors (8074935427).

22163120157 is a wasteful number, since it uses less digits than its factorization.

22163120157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171807179.

The product of its (nonzero) digits is 5040, while the sum is 30.

Adding to 22163120157 its reverse (75102136122), we get a palindrome (97265256279).

The spelling of 22163120157 in words is "twenty-two billion, one hundred sixty-three million, one hundred twenty thousand, one hundred fifty-seven".