23442231133 has 4 divisors (see below), whose sum is σ = 23442548220. Its totient is φ = 23441914048.

The previous prime is 23442231101. The next prime is 23442231161. The reversal of 23442231133 is 33113224432.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 10658084644 + 12784146489 = 103238^2 + 113067^2 .

It is a cyclic number.

It is not a de Polignac number, because 23442231133 - 2⁵ = 23442231101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23442231733) 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, 17541 + ... + 217237.

It is an arithmetic number, because the mean of its divisors is an integer number (5860637055).

Almost surely, 2^23442231133 is an apocalyptic number.

It is an amenable number.

23442231133 is a deficient number, since it is larger than the sum of its proper divisors (317087).

23442231133 is a wasteful number, since it uses less digits than its factorization.

23442231133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317086.

The product of its digits is 10368, while the sum is 28.

Adding to 23442231133 its reverse (33113224432), we get a palindrome (56555455565).

The spelling of 23442231133 in words is "twenty-three billion, four hundred forty-two million, two hundred thirty-one thousand, one hundred thirty-three".