10221220110986 has 64 divisors (see below), whose sum is σ = 15896119726080. Its totient is φ = 4927094645760.

The previous prime is 10221220110961. The next prime is 10221220111033. The reversal of 10221220110986 is 68901102212201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 618372770 + ... + 618389298.

It is an arithmetic number, because the mean of its divisors is an integer number (248376870720).

Almost surely, 2^{10221220110986} is an apocalyptic number.

10221220110986 is a deficient number, since it is larger than the sum of its proper divisors (5674899615094).

10221220110986 is a wasteful number, since it uses less digits than its factorization.

10221220110986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17199.

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 10221220110986 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, one hundred ten thousand, nine hundred eighty-six".