222212200002012 has 120 divisors (see below), whose sum is σ = 634175170294512. Its totient is φ = 67288269196800.

The previous prime is 222212200001947. The next prime is 222212200002017. The reversal of 222212200002012 is 210200002212222.

222212200002012 is a `hidden beast` number, since 22 + 221 + 220 + 0 + 0 + 0 + 201 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222212200002017) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17652013 + ... + 27495780.

Almost surely, 2^{222212200002012} is an apocalyptic number.

222212200002012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222212200002012 is an abundant number, since it is smaller than the sum of its proper divisors (411962970292500).

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

222212200002012 is a wasteful number, since it uses less digits than its factorization.

222212200002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45149201 (or 45149190 counting only the distinct ones).

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

Adding to 222212200002012 its reverse (210200002212222), we get a palindrome (432412202214234).

The spelling of 222212200002012 in words is "two hundred twenty-two trillion, two hundred twelve billion, two hundred million, two thousand, twelve".