32001123123 has 6 divisors (see below), whose sum is σ = 46223844524. Its totient is φ = 21334082076.

The previous prime is 32001123113. The next prime is 32001123131. The reversal of 32001123123 is 32132110023.

It is not a de Polignac number, because 32001123123 - 2⁶ = 32001123059 is a prime.

It is a super-2 number, since 2×32001123123² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32001123096 and 32001123105.

It is not an unprimeable number, because it can be changed into a prime (32001123113) 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, 1777840165 + ... + 1777840182.

Almost surely, 2^32001123123 is an apocalyptic number.

32001123123 is a deficient number, since it is larger than the sum of its proper divisors (14222721401).

32001123123 is a wasteful number, since it uses less digits than its factorization.

32001123123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555680353 (or 3555680350 counting only the distinct ones).

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

Adding to 32001123123 its reverse (32132110023), we get a palindrome (64133233146).

The spelling of 32001123123 in words is "thirty-two billion, one million, one hundred twenty-three thousand, one hundred twenty-three".