22222215116 has 24 divisors (see below), whose sum is σ = 39180153600. Its totient is φ = 11028147200.

The previous prime is 22222215107. The next prime is 22222215199. The reversal of 22222215116 is 61151222222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310646 + ... + 375426.

It is an arithmetic number, because the mean of its divisors is an integer number (1632506400).

Almost surely, 2^22222215116 is an apocalyptic number.

It is an amenable number.

22222215116 is a deficient number, since it is larger than the sum of its proper divisors (16957938484).

22222215116 is a wasteful number, since it uses less digits than its factorization.

22222215116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65425 (or 65423 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

Adding to 22222215116 its reverse (61151222222), we get a palindrome (83373437338).

The spelling of 22222215116 in words is "twenty-two billion, two hundred twenty-two million, two hundred fifteen thousand, one hundred sixteen".