111122101022 has 32 divisors (see below), whose sum is σ = 169055354880. Its totient is φ = 54775591200.

The previous prime is 111122100979. The next prime is 111122101033. The reversal of 111122101022 is 220101221111.

It is a junction number, because it is equal to n+sod(n) for n = 111122100988 and 111122101006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86881379 + ... + 86882657.

It is an arithmetic number, because the mean of its divisors is an integer number (5282979840).

Almost surely, 2^111122101022 is an apocalyptic number.

111122101022 is a deficient number, since it is larger than the sum of its proper divisors (57933253858).

111122101022 is a wasteful number, since it uses less digits than its factorization.

111122101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111122101022 its reverse (220101221111), we get a palindrome (331223322133).

The spelling of 111122101022 in words is "one hundred eleven billion, one hundred twenty-two million, one hundred one thousand, twenty-two".