222202101012 has 12 divisors (see below), whose sum is σ = 518471569056. Its totient is φ = 74067367000.

The previous prime is 222202101007. The next prime is 222202101013. The reversal of 222202101012 is 210101202222.

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

It is a junction number, because it is equal to n+sod(n) for n = 222202100982 and 222202101000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222202101013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9258420864 + ... + 9258420887.

It is an arithmetic number, because the mean of its divisors is an integer number (43205964088).

Almost surely, 2^222202101012 is an apocalyptic number.

It is an amenable number.

222202101012 is an abundant number, since it is smaller than the sum of its proper divisors (296269468044).

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

222202101012 is a wasteful number, since it uses less digits than its factorization.

222202101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18516841758 (or 18516841756 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222202101012 its reverse (210101202222), we get a palindrome (432303303234).

The spelling of 222202101012 in words is "two hundred twenty-two billion, two hundred two million, one hundred one thousand, twelve".