130112221523 has 4 divisors (see below), whose sum is σ = 130118317560. Its totient is φ = 130106125488.

The previous prime is 130112221493. The next prime is 130112221537. The reversal of 130112221523 is 325122211031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 325122211031 = 17 ⋅19124835943.

It is a cyclic number.

It is not a de Polignac number, because 130112221523 - 2³⁴ = 112932352339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130112226523) 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, 3015890 + ... + 3058727.

It is an arithmetic number, because the mean of its divisors is an integer number (32529579390).

Almost surely, 2^130112221523 is an apocalyptic number.

130112221523 is a deficient number, since it is larger than the sum of its proper divisors (6096037).

130112221523 is an equidigital number, since it uses as much as digits as its factorization.

130112221523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6096036.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 130112221523 its reverse (325122211031), we get a palindrome (455234432554).

The spelling of 130112221523 in words is "one hundred thirty billion, one hundred twelve million, two hundred twenty-one thousand, five hundred twenty-three".