222002122200012 has 144 divisors (see below), whose sum is σ = 709227203822592. Its totient is φ = 56872986243840.

The previous prime is 222002122200011. The next prime is 222002122200073. The reversal of 222002122200012 is 210002221200222.

222002122200012 is a `hidden beast` number, since 2 + 220 + 0 + 212 + 220 + 0 + 0 + 12 = 666.

It is a super-2 number, since 2×222002122200012² (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 not an unprimeable number, because it can be changed into a prime (222002122200011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 548341108 + ... + 548745819.

Almost surely, 2^{222002122200012} is an apocalyptic number.

222002122200012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222002122200012 is an abundant number, since it is smaller than the sum of its proper divisors (487225081622580).

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

222002122200012 is a wasteful number, since it uses less digits than its factorization.

222002122200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097087028 (or 1097087023 counting only the distinct ones).

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

Adding to 222002122200012 its reverse (210002221200222), we get a palindrome (432004343400234).

It can be divided in two parts, 22200 and 2122200012, that added together give a palindrome (2122222212).

The spelling of 222002122200012 in words is "two hundred twenty-two trillion, two billion, one hundred twenty-two million, two hundred thousand, twelve".