22154135115 has 32 divisors (see below), whose sum is σ = 40547759616. Its totient is φ = 10118269440.

The previous prime is 22154135093. The next prime is 22154135131. The reversal of 22154135115 is 51153145122.

It is not a de Polignac number, because 22154135115 - 2⁵ = 22154135083 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 17859 + ... + 211251.

It is an arithmetic number, because the mean of its divisors is an integer number (1267117488).

Almost surely, 2^22154135115 is an apocalyptic number.

22154135115 is a deficient number, since it is larger than the sum of its proper divisors (18393624501).

22154135115 is a wasteful number, since it uses less digits than its factorization.

22154135115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194499.

The product of its digits is 6000, while the sum is 30.

The spelling of 22154135115 in words is "twenty-two billion, one hundred fifty-four million, one hundred thirty-five thousand, one hundred fifteen".