111022210022022 has 48 divisors (see below), whose sum is σ = 259053755648688. Its totient is φ = 34160425202880.

The previous prime is 111022210022021. The next prime is 111022210022027. The reversal of 111022210022022 is 220220012220111.

It is a happy number.

It is a super-2 number, since 2×111022210022022² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111022210021986 and 111022210022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022210022021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30959928 + ... + 34359300.

It is an arithmetic number, because the mean of its divisors is an integer number (5396953242681).

Almost surely, 2^{111022210022022} is an apocalyptic number.

111022210022022 is an abundant number, since it is smaller than the sum of its proper divisors (148031545626666).

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

111022210022022 is a wasteful number, since it uses less digits than its factorization.

111022210022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3538965 (or 3538962 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111022210022022 its reverse (220220012220111), we get a palindrome (331242222242133).

The spelling of 111022210022022 in words is "one hundred eleven trillion, twenty-two billion, two hundred ten million, twenty-two thousand, twenty-two".