23203333401 has 16 divisors (see below), whose sum is σ = 31721276160. Its totient is φ = 15077828480.

The previous prime is 23203333397. The next prime is 23203333421. The reversal of 23203333401 is 10433330232.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23203333401 - 2² = 23203333397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23203333421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50155 + ... + 221183.

It is an arithmetic number, because the mean of its divisors is an integer number (1982579760).

Almost surely, 2^23203333401 is an apocalyptic number.

It is an amenable number.

23203333401 is a deficient number, since it is larger than the sum of its proper divisors (8517942759).

23203333401 is a wasteful number, since it uses less digits than its factorization.

23203333401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172176.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 23203333401 its reverse (10433330232), we get a palindrome (33636663633).

The spelling of 23203333401 in words is "twenty-three billion, two hundred three million, three hundred thirty-three thousand, four hundred one".