23112033403 has 4 divisors (see below), whose sum is σ = 23114171080. Its totient is φ = 23109895728.

The previous prime is 23112033379. The next prime is 23112033421. The reversal of 23112033403 is 30433021132.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23112033403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23112033803) 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, 1052538 + ... + 1074271.

It is an arithmetic number, because the mean of its divisors is an integer number (5778542770).

Almost surely, 2^23112033403 is an apocalyptic number.

23112033403 is a deficient number, since it is larger than the sum of its proper divisors (2137677).

23112033403 is a wasteful number, since it uses less digits than its factorization.

23112033403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137676.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23112033403 its reverse (30433021132), we get a palindrome (53545054535).

The spelling of 23112033403 in words is "twenty-three billion, one hundred twelve million, thirty-three thousand, four hundred three".