102130203203 has 4 divisors (see below), whose sum is σ = 116720232240. Its totient is φ = 87540174168.

The previous prime is 102130203199. The next prime is 102130203223. The reversal of 102130203203 is 302302031201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302302031201 = 83 ⋅3642193147.

It is a cyclic number.

It is not a de Polignac number, because 102130203203 - 2² = 102130203199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102130203223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7295014508 + ... + 7295014521.

It is an arithmetic number, because the mean of its divisors is an integer number (29180058060).

Almost surely, 2^102130203203 is an apocalyptic number.

102130203203 is a deficient number, since it is larger than the sum of its proper divisors (14590029037).

102130203203 is an equidigital number, since it uses as much as digits as its factorization.

102130203203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14590029036.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 102130203203 its reverse (302302031201), we get a palindrome (404432234404).

The spelling of 102130203203 in words is "one hundred two billion, one hundred thirty million, two hundred three thousand, two hundred three".