102002100202 has 16 divisors (see below), whose sum is σ = 155449919232. Its totient is φ = 50187060000.

The previous prime is 102002100181. The next prime is 102002100209. The reversal of 102002100202 is 202001200201.

It is not an unprimeable number, because it can be changed into a prime (102002100209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271674 + ... + 527077.

It is an arithmetic number, because the mean of its divisors is an integer number (9715619952).

Almost surely, 2^102002100202 is an apocalyptic number.

102002100202 is a deficient number, since it is larger than the sum of its proper divisors (53447819030).

102002100202 is an equidigital number, since it uses as much as digits as its factorization.

102002100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799773.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102002100202 its reverse (202001200201), we get a palindrome (304003300403).

Subtracting 102002100202 from its reverse (202001200201), we obtain a palindrome (99999099999).

The spelling of 102002100202 in words is "one hundred two billion, two million, one hundred thousand, two hundred two".