111102020120022 has 32 divisors (see below), whose sum is σ = 231875734102272. Its totient is φ = 35422205627424.

The previous prime is 111102020120009. The next prime is 111102020120033. The reversal of 111102020120022 is 220021020201111.

It is a junction number, because it is equal to n+sod(n) for n = 111102020119983 and 111102020120010.

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, 15469713 + ... + 21482924.

It is an arithmetic number, because the mean of its divisors is an integer number (7246116690696).

Almost surely, 2^{111102020120022} is an apocalyptic number.

111102020120022 is an abundant number, since it is smaller than the sum of its proper divisors (120773713982250).

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

111102020120022 is a wasteful number, since it uses less digits than its factorization.

111102020120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36974452.

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

Adding to 111102020120022 its reverse (220021020201111), we get a palindrome (331123040321133).

The spelling of 111102020120022 in words is "one hundred eleven trillion, one hundred two billion, twenty million, one hundred twenty thousand, twenty-two".