102212212110 has 32 divisors (see below), whose sum is σ = 245334068352. Its totient is φ = 27253838880.

The previous prime is 102212212049. The next prime is 102212212159. The reversal of 102212212110 is 11212212201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102212212110.

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, 139497 + ... + 473163.

It is an arithmetic number, because the mean of its divisors is an integer number (7666689636).

Almost surely, 2^102212212110 is an apocalyptic number.

102212212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102212212110 is an abundant number, since it is smaller than the sum of its proper divisors (143121856242).

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

102212212110 is a wasteful number, since it uses less digits than its factorization.

102212212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343888.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102212212110 its reverse (11212212201), we get a palindrome (113424424311).

Subtracting from 102212212110 its reverse (11212212201), we obtain a palindrome (90999999909).

It can be divided in two parts, 102 and 212212110, that added together give a palindrome (212212212).

The spelling of 102212212110 in words is "one hundred two billion, two hundred twelve million, two hundred twelve thousand, one hundred ten".