23203220433 has 8 divisors (see below), whose sum is σ = 32282741568. Its totient is φ = 14796256464.

The previous prime is 23203220431. The next prime is 23203220437. The reversal of 23203220433 is 33402230232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23203220433 - 2¹ = 23203220431 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23203220431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168139210 + ... + 168139347.

It is an arithmetic number, because the mean of its divisors is an integer number (4035342696).

Almost surely, 2^23203220433 is an apocalyptic number.

23203220433 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23203220433 is a deficient number, since it is larger than the sum of its proper divisors (9079521135).

23203220433 is a wasteful number, since it uses less digits than its factorization.

23203220433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336278583.

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 23203220433 its reverse (33402230232), we get a palindrome (56605450665).

The spelling of 23203220433 in words is "twenty-three billion, two hundred three million, two hundred twenty thousand, four hundred thirty-three".