130121023203 has 24 divisors (see below), whose sum is σ = 190319590656. Its totient is φ = 85660105200.

The previous prime is 130121023187. The next prime is 130121023231. The reversal of 130121023203 is 302320121031.

130121023203 is a `hidden beast` number, since 130 + 1 + 210 + 2 + 320 + 3 = 666.

It is not a de Polignac number, because 130121023203 - 2⁴ = 130121023187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130121023303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82258 + ... + 516728.

It is an arithmetic number, because the mean of its divisors is an integer number (7929982944).

Almost surely, 2^130121023203 is an apocalyptic number.

130121023203 is a deficient number, since it is larger than the sum of its proper divisors (60198567453).

130121023203 is a wasteful number, since it uses less digits than its factorization.

130121023203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434895 (or 434892 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 130121023203 its reverse (302320121031), we get a palindrome (432441144234).

The spelling of 130121023203 in words is "one hundred thirty billion, one hundred twenty-one million, twenty-three thousand, two hundred three".