22166531115 has 16 divisors (see below), whose sum is σ = 37552711968. Its totient is φ = 11126729216.

The previous prime is 22166531113. The next prime is 22166531119. The reversal of 22166531115 is 51113566122.

It is a cyclic number.

It is not a de Polignac number, because 22166531115 - 2¹ = 22166531113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22166531111) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 43463532 + ... + 43464041.

It is an arithmetic number, because the mean of its divisors is an integer number (2347044498).

Almost surely, 2^22166531115 is an apocalyptic number.

22166531115 is a deficient number, since it is larger than the sum of its proper divisors (15386180853).

22166531115 is a wasteful number, since it uses less digits than its factorization.

22166531115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86927598.

The product of its digits is 10800, while the sum is 33.

The spelling of 22166531115 in words is "twenty-two billion, one hundred sixty-six million, five hundred thirty-one thousand, one hundred fifteen".