102122221002 has 16 divisors (see below), whose sum is σ = 205121030400. Its totient is φ = 33894642272.

The previous prime is 102122220913. The next prime is 102122221049. The reversal of 102122221002 is 200122221201.

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, 36523002 + ... + 36525797.

It is an arithmetic number, because the mean of its divisors is an integer number (12820064400).

Almost surely, 2^102122221002 is an apocalyptic number.

102122221002 is an abundant number, since it is smaller than the sum of its proper divisors (102998809398).

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

102122221002 is a wasteful number, since it uses less digits than its factorization.

102122221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73049037.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102122221002 its reverse (200122221201), we get a palindrome (302244442203).

The spelling of 102122221002 in words is "one hundred two billion, one hundred twenty-two million, two hundred twenty-one thousand, two".