222102001122012 has 240 divisors, whose sum is σ = 634503898651392. Its totient is φ = 67186625022720.

The previous prime is 222102001121983. The next prime is 222102001122049. The reversal of 222102001122012 is 210221100201222.

It is a happy number.

222102001122012 is a `hidden beast` number, since 2 + 221 + 0 + 200 + 11 + 220 + 12 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7353625303 + ... + 7353655505.

Almost surely, 2^{222102001122012} is an apocalyptic number.

222102001122012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222102001122012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317251949325696).

222102001122012 is an abundant number, since it is smaller than the sum of its proper divisors (412401897529380).

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

222102001122012 is a wasteful number, since it uses less digits than its factorization.

222102001122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33750 (or 33739 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222102001122012 its reverse (210221100201222), we get a palindrome (432323101323234).

The spelling of 222102001122012 in words is "two hundred twenty-two trillion, one hundred two billion, one million, one hundred twenty-two thousand, twelve".