102202201012012 has 24 divisors (see below), whose sum is σ = 186630777398016. Its totient is φ = 48879137736528.

The previous prime is 102202201011931. The next prime is 102202201012019. The reversal of 102202201012012 is 210210102202201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102202201012019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25815553 + ... + 29510119.

It is an arithmetic number, because the mean of its divisors is an integer number (7776282391584).

Almost surely, 2^{102202201012012} is an apocalyptic number.

It is an amenable number.

102202201012012 is a deficient number, since it is larger than the sum of its proper divisors (84428576386004).

102202201012012 is a wasteful number, since it uses less digits than its factorization.

102202201012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3995277 (or 3995275 counting only the distinct ones).

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

Adding to 102202201012012 its reverse (210210102202201), we get a palindrome (312412303214213).

The spelling of 102202201012012 in words is "one hundred two trillion, two hundred two billion, two hundred one million, twelve thousand, twelve".