222022222101012 has 12 divisors (see below), whose sum is σ = 518051851569056. Its totient is φ = 74007407367000.

The previous prime is 222022222100941. The next prime is 222022222101023. The reversal of 222022222101012 is 210101222220222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×222022222101012² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222022222101012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9250925920864 + ... + 9250925920887.

Almost surely, 2^{222022222101012} is an apocalyptic number.

It is an amenable number.

222022222101012 is an abundant number, since it is smaller than the sum of its proper divisors (296029629468044).

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

222022222101012 is a wasteful number, since it uses less digits than its factorization.

222022222101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18501851841758 (or 18501851841756 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222022222101012 its reverse (210101222220222), we get a palindrome (432123444321234).

The spelling of 222022222101012 in words is "two hundred twenty-two trillion, twenty-two billion, two hundred twenty-two million, one hundred one thousand, twelve".