20132423113 has 4 divisors (see below), whose sum is σ = 21962643408. Its totient is φ = 18302202820.

The previous prime is 20132423099. The next prime is 20132423119. The reversal of 20132423113 is 31132423102.

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 not a de Polignac number, because 20132423113 - 2⁵ = 20132423081 is a prime.

It is a super-2 number, since 2×20132423113² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132423119) 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, 915110131 + ... + 915110152.

It is an arithmetic number, because the mean of its divisors is an integer number (5490660852).

Almost surely, 2^20132423113 is an apocalyptic number.

It is an amenable number.

20132423113 is a deficient number, since it is larger than the sum of its proper divisors (1830220295).

20132423113 is a wasteful number, since it uses less digits than its factorization.

20132423113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830220294.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20132423113 its reverse (31132423102), we get a palindrome (51264846215).

The spelling of 20132423113 in words is "twenty billion, one hundred thirty-two million, four hundred twenty-three thousand, one hundred thirteen".