130221111023 has 4 divisors (see below), whose sum is σ = 130232534328. Its totient is φ = 130209687720.

The previous prime is 130221110989. The next prime is 130221111043. The reversal of 130221111023 is 320111122031.

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

It is a cyclic number.

It is not a de Polignac number, because 130221111023 - 2²⁰ = 130220062447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130221110992 and 130221111010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130221111043) 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, 5694536 + ... + 5717357.

It is an arithmetic number, because the mean of its divisors is an integer number (32558133582).

Almost surely, 2^130221111023 is an apocalyptic number.

130221111023 is a deficient number, since it is larger than the sum of its proper divisors (11423305).

130221111023 is a wasteful number, since it uses less digits than its factorization.

130221111023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11423304.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 130221111023 its reverse (320111122031), we get a palindrome (450332233054).

The spelling of 130221111023 in words is "one hundred thirty billion, two hundred twenty-one million, one hundred eleven thousand, twenty-three".