400233100233 has 4 divisors (see below), whose sum is σ = 533644133648. Its totient is φ = 266822066820.

The previous prime is 400233100217. The next prime is 400233100277. The reversal of 400233100233 is 332001332004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 400233100233 - 2⁴ = 400233100217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400233104233) 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, 66705516703 + ... + 66705516708.

It is an arithmetic number, because the mean of its divisors is an integer number (133411033412).

Almost surely, 2^400233100233 is an apocalyptic number.

It is an amenable number.

400233100233 is a deficient number, since it is larger than the sum of its proper divisors (133411033415).

400233100233 is a wasteful number, since it uses less digits than its factorization.

400233100233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133411033414.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 400233100233 its reverse (332001332004), we get a palindrome (732234432237).

The spelling of 400233100233 in words is "four hundred billion, two hundred thirty-three million, one hundred thousand, two hundred thirty-three".