102222212111012 has 12 divisors (see below), whose sum is σ = 204444424222080. Its totient is φ = 43809519476136.

The previous prime is 102222212110973. The next prime is 102222212111023. The reversal of 102222212111012 is 210111212222201.

102222212111012 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1825396644812 + ... + 1825396644867.

It is an arithmetic number, because the mean of its divisors is an integer number (17037035351840).

Almost surely, 2^{102222212111012} is an apocalyptic number.

It is an amenable number.

102222212111012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102222212111012 is a wasteful number, since it uses less digits than its factorization.

102222212111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3650793289690 (or 3650793289688 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 102222212111012 its reverse (210111212222201), we get a palindrome (312333424333213).

The spelling of 102222212111012 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred twelve million, one hundred eleven thousand, twelve".