103202003123129 has 4 divisors (see below), whose sum is σ = 103223026147620. Its totient is φ = 103180980098640.

The previous prime is 103202003123083. The next prime is 103202003123179. The reversal of 103202003123129 is 921321300202301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 60935946597904 + 42266056525225 = 7806148^2 + 6501235^2 .

It is a cyclic number.

It is not a de Polignac number, because 103202003123129 - 2³² = 103197708155833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103202003123179) 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, 10511504882 + ... + 10511514699.

It is an arithmetic number, because the mean of its divisors is an integer number (25805756536905).

Almost surely, 2^{103202003123129} is an apocalyptic number.

It is an amenable number.

103202003123129 is a deficient number, since it is larger than the sum of its proper divisors (21023024491).

103202003123129 is an equidigital number, since it uses as much as digits as its factorization.

103202003123129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21023024490.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 103202003123129 in words is "one hundred three trillion, two hundred two billion, three million, one hundred twenty-three thousand, one hundred twenty-nine".