102222012112 has 40 divisors (see below), whose sum is σ = 228769589952. Its totient is φ = 43731340800.

The previous prime is 102222012097. The next prime is 102222012121. The reversal of 102222012112 is 211210222201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17079564 + ... + 17085547.

Almost surely, 2^102222012112 is an apocalyptic number.

It is an amenable number.

102222012112 is an abundant number, since it is smaller than the sum of its proper divisors (126547577840).

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

102222012112 is a wasteful number, since it uses less digits than its factorization.

102222012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34165147 (or 34165141 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102222012112 its reverse (211210222201), we get a palindrome (313432234313).

The spelling of 102222012112 in words is "one hundred two billion, two hundred twenty-two million, twelve thousand, one hundred twelve".