102212112222000 has 640 divisors, whose sum is σ = 399574665584640. Its totient is φ = 24769877760000.

The previous prime is 102212112221929. The next prime is 102212112222019. The reversal of 102212112222000 is 222211212201.

It is a happy number.

102212112222000 is a `hidden beast` number, since 1 + 0 + 221 + 21 + 1 + 222 + 200 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1754052865 + ... + 1754111135.

It is an arithmetic number, because the mean of its divisors is an integer number (624335414976).

Almost surely, 2^{102212112222000} is an apocalyptic number.

102212112222000 is a gapful number since it is divisible by the number (10) 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 102212112222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199787332792320).

102212112222000 is an abundant number, since it is smaller than the sum of its proper divisors (297362553362640).

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

102212112222000 is a wasteful number, since it uses less digits than its factorization.

102212112222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61267 (or 61245 counting only the distinct ones).

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

Adding to 102212112222000 its reverse (222211212201), we get a palindrome (102434323434201).

The spelling of 102212112222000 in words is "one hundred two trillion, two hundred twelve billion, one hundred twelve million, two hundred twenty-two thousand".