102224312012 has 48 divisors (see below), whose sum is σ = 198050227200. Its totient is φ = 45975833280.

The previous prime is 102224312009. The next prime is 102224312063. The reversal of 102224312012 is 210213422201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284462 + ... + 534197.

It is an arithmetic number, because the mean of its divisors is an integer number (4126046400).

Almost surely, 2^102224312012 is an apocalyptic number.

It is an amenable number.

102224312012 is a deficient number, since it is larger than the sum of its proper divisors (95825915188).

102224312012 is a wasteful number, since it uses less digits than its factorization.

102224312012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818766 (or 818764 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 102224312012 its reverse (210213422201), we get a palindrome (312437734213).

It can be divided in two parts, 10222 and 4312012, that added together give a palindrome (4322234).

The spelling of 102224312012 in words is "one hundred two billion, two hundred twenty-four million, three hundred twelve thousand, twelve".