102220111110 has 32 divisors (see below), whose sum is σ = 264199672800. Its totient is φ = 25161873408.

The previous prime is 102220111069. The next prime is 102220111129. The reversal of 102220111110 is 11111022201.

It is a super-2 number, since 2×102220111110² (a number of 23 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 131051035 + ... + 131051814.

It is an arithmetic number, because the mean of its divisors is an integer number (8256239775).

Almost surely, 2^102220111110 is an apocalyptic number.

102220111110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102220111110 is an abundant number, since it is smaller than the sum of its proper divisors (161979561690).

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

102220111110 is a wasteful number, since it uses less digits than its factorization.

102220111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262102872.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102220111110 its reverse (11111022201), we get a palindrome (113331133311).

The spelling of 102220111110 in words is "one hundred two billion, two hundred twenty million, one hundred eleven thousand, one hundred ten".