23331332133 has 6 divisors (see below), whose sum is σ = 33700813094. Its totient is φ = 15554221416.

The previous prime is 23331332119. The next prime is 23331332137. The reversal of 23331332133 is 33123313332.

23331332133 is a `hidden beast` number, since 2 + 3 + 331 + 3 + 321 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11712001284 + 11619330849 = 108222^2 + 107793^2 .

It is not a de Polignac number, because 23331332133 - 2⁶ = 23331332069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23331332097 and 23331332106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23331332137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1296185110 + ... + 1296185127.

Almost surely, 2^23331332133 is an apocalyptic number.

It is an amenable number.

23331332133 is a deficient number, since it is larger than the sum of its proper divisors (10369480961).

23331332133 is a wasteful number, since it uses less digits than its factorization.

23331332133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592370243 (or 2592370240 counting only the distinct ones).

The product of its digits is 8748, while the sum is 27.

Adding to 23331332133 its reverse (33123313332), we get a palindrome (56454645465).

The spelling of 23331332133 in words is "twenty-three billion, three hundred thirty-one million, three hundred thirty-two thousand, one hundred thirty-three".