130133122121 has 4 divisors (see below), whose sum is σ = 131349319632. Its totient is φ = 128916924612.

The previous prime is 130133122099. The next prime is 130133122127. The reversal of 130133122121 is 121221331031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130133122121 - 2¹⁸ = 130132859977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 130133122093 and 130133122102.

It is not an unprimeable number, because it can be changed into a prime (130133122127) 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, 608098595 + ... + 608098808.

It is an arithmetic number, because the mean of its divisors is an integer number (32837329908).

Almost surely, 2^130133122121 is an apocalyptic number.

It is an amenable number.

130133122121 is a deficient number, since it is larger than the sum of its proper divisors (1216197511).

130133122121 is a wasteful number, since it uses less digits than its factorization.

130133122121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216197510.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 130133122121 its reverse (121221331031), we get a palindrome (251354453152).

The spelling of 130133122121 in words is "one hundred thirty billion, one hundred thirty-three million, one hundred twenty-two thousand, one hundred twenty-one".