222222020022112 has 96 divisors (see below), whose sum is σ = 498137857457184. Its totient is φ = 96686984908800.

The previous prime is 222222020022083. The next prime is 222222020022137. The reversal of 222222020022112 is 211220020222222.

It is a super-2 number, since 2×222222020022112² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 144498003 + ... + 146027794.

It is an arithmetic number, because the mean of its divisors is an integer number (5188936015179).

Almost surely, 2^{222222020022112} is an apocalyptic number.

222222020022112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222222020022112 is an abundant number, since it is smaller than the sum of its proper divisors (275915837435072).

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

222222020022112 is a wasteful number, since it uses less digits than its factorization.

222222020022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290525912 (or 290525904 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 222222020022112 its reverse (211220020222222), we get a palindrome (433442040244334).

The spelling of 222222020022112 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, twenty million, twenty-two thousand, one hundred twelve".