20132310123 has 6 divisors (see below), whose sum is σ = 29080003524. Its totient is φ = 13421540076.

The previous prime is 20132310119. The next prime is 20132310127. The reversal of 20132310123 is 32101323102.

20132310123 is a `hidden beast` number, since 201 + 32 + 310 + 123 = 666.

It is an interprime number because it is at equal distance from previous prime (20132310119) and next prime (20132310127).

It is not a de Polignac number, because 20132310123 - 2² = 20132310119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20132310096 and 20132310105.

It is not an unprimeable number, because it can be changed into a prime (20132310127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1118461665 + ... + 1118461682.

It is an arithmetic number, because the mean of its divisors is an integer number (4846667254).

Almost surely, 2^20132310123 is an apocalyptic number.

20132310123 is a deficient number, since it is larger than the sum of its proper divisors (8947693401).

20132310123 is a wasteful number, since it uses less digits than its factorization.

20132310123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236923353 (or 2236923350 counting only the distinct ones).

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

Adding to 20132310123 its reverse (32101323102), we get a palindrome (52233633225).

The spelling of 20132310123 in words is "twenty billion, one hundred thirty-two million, three hundred ten thousand, one hundred twenty-three".