102220101112 has 32 divisors (see below), whose sum is σ = 193110354720. Its totient is φ = 50724633600.

The previous prime is 102220101097. The next prime is 102220101157. The reversal of 102220101112 is 211101022201.

It is a junction number, because it is equal to n+sod(n) for n = 102220101092 and 102220101101.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1286608 + ... + 1363744.

It is an arithmetic number, because the mean of its divisors is an integer number (6034698585).

Almost surely, 2^102220101112 is an apocalyptic number.

It is an amenable number.

102220101112 is a deficient number, since it is larger than the sum of its proper divisors (90890253608).

102220101112 is a wasteful number, since it uses less digits than its factorization.

102220101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78391 (or 78387 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102220101112 its reverse (211101022201), we get a palindrome (313321123313).

The spelling of 102220101112 in words is "one hundred two billion, two hundred twenty million, one hundred one thousand, one hundred twelve".