102120202002 has 64 divisors (see below), whose sum is σ = 266159464704. Its totient is φ = 25348515840.

The previous prime is 102120201959. The next prime is 102120202003. The reversal of 102120202002 is 200202021201.

It is not an unprimeable number, because it can be changed into a prime (102120202003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5491699 + ... + 5510262.

It is an arithmetic number, because the mean of its divisors is an integer number (4158741636).

Almost surely, 2^102120202002 is an apocalyptic number.

102120202002 is an abundant number, since it is smaller than the sum of its proper divisors (164039262702).

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

102120202002 is a wasteful number, since it uses less digits than its factorization.

102120202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11002003.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 102120202002 its reverse (200202021201), we get a palindrome (302322223203).

The spelling of 102120202002 in words is "one hundred two billion, one hundred twenty million, two hundred two thousand, two".