111102122022 has 32 divisors (see below), whose sum is σ = 223176598272. Its totient is φ = 36872301024.

The previous prime is 111102122011. The next prime is 111102122057. The reversal of 111102122022 is 220221201111.

It is a junction number, because it is equal to n+sod(n) for n = 111102121992 and 111102122010.

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, 1370103 + ... + 1448925.

It is an arithmetic number, because the mean of its divisors is an integer number (6974268696).

Almost surely, 2^111102122022 is an apocalyptic number.

111102122022 is an abundant number, since it is smaller than the sum of its proper divisors (112074476250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111102122022 is a wasteful number, since it uses less digits than its factorization.

111102122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79852.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111102122022 its reverse (220221201111), we get a palindrome (331323323133).

The spelling of 111102122022 in words is "one hundred eleven billion, one hundred two million, one hundred twenty-two thousand, twenty-two".