102112220200 has 48 divisors (see below), whose sum is σ = 237433999680. Its totient is φ = 40840916160.

The previous prime is 102112220191. The next prime is 102112220209. The reversal of 102112220200 is 2022211201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102112220191) and next prime (102112220209).

It is not an unprimeable number, because it can be changed into a prime (102112220209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2891047 + ... + 2926153.

It is an arithmetic number, because the mean of its divisors is an integer number (4946541660).

Almost surely, 2^102112220200 is an apocalyptic number.

102112220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102112220200 is an abundant number, since it is smaller than the sum of its proper divisors (135321779480).

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

102112220200 is a wasteful number, since it uses less digits than its factorization.

102112220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49666 (or 49657 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102112220200 its reverse (2022211201), we get a palindrome (104134431401).

The spelling of 102112220200 in words is "one hundred two billion, one hundred twelve million, two hundred twenty thousand, two hundred".