102130113330020 has 12 divisors (see below), whose sum is σ = 214473237993084. Its totient is φ = 40852045332000.

The previous prime is 102130113329929. The next prime is 102130113330031. The reversal of 102130113330020 is 20033311031201.

It can be written as a sum of positive squares in 2 ways, for example, as 23828710309156 + 78301403020864 = 4881466^2 + 8848808^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 5106505666501 = 102130113330020 / (1 + 0 + 2 + 1 + 3 + 0 + 1 + 1 + 3 + 3 + 3 + 0 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 102130113329974 and 102130113330001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2553252833231 + ... + 2553252833270.

It is an arithmetic number, because the mean of its divisors is an integer number (17872769832757).

Almost surely, 2^{102130113330020} is an apocalyptic number.

102130113330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102130113330020 is an abundant number, since it is smaller than the sum of its proper divisors (112343124663064).

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

102130113330020 is a wasteful number, since it uses less digits than its factorization.

102130113330020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5106505666510 (or 5106505666508 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 102130113330020 its reverse (20033311031201), we get a palindrome (122163424361221).

The spelling of 102130113330020 in words is "one hundred two trillion, one hundred thirty billion, one hundred thirteen million, three hundred thirty thousand, twenty".