222202112022 has 48 divisors (see below), whose sum is σ = 525529751760. Its totient is φ = 67292337600.

The previous prime is 222202112009. The next prime is 222202112047. The reversal of 222202112022 is 220211202222.

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 = 222202111986 and 222202112004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25197 + ... + 667112.

It is an arithmetic number, because the mean of its divisors is an integer number (10948536495).

Almost surely, 2^222202112022 is an apocalyptic number.

222202112022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222202112022 is an abundant number, since it is smaller than the sum of its proper divisors (303327639738).

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

222202112022 is a wasteful number, since it uses less digits than its factorization.

222202112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693949 (or 693946 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222202112022 its reverse (220211202222), we get a palindrome (442413314244).

It can be divided in two parts, 22 and 2202112022, that multiplied together give a palindrome (48446464484).

The spelling of 222202112022 in words is "two hundred twenty-two billion, two hundred two million, one hundred twelve thousand, twenty-two".