20231130033 has 6 divisors (see below), whose sum is σ = 29222743394. Its totient is φ = 13487420016.

The previous prime is 20231130011. The next prime is 20231130053. The reversal of 20231130033 is 33003113202.

20231130033 is a `hidden beast` number, since 20 + 2 + 311 + 300 + 33 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18254171664 + 1976958369 = 135108^2 + 44463^2 .

It is not a de Polignac number, because 20231130033 - 2⁵ = 20231130001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20231129988 and 20231130015.

It is not an unprimeable number, because it can be changed into a prime (20231130053) 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, 1123951660 + ... + 1123951677.

Almost surely, 2^20231130033 is an apocalyptic number.

It is an amenable number.

20231130033 is a deficient number, since it is larger than the sum of its proper divisors (8991613361).

20231130033 is a wasteful number, since it uses less digits than its factorization.

20231130033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247903343 (or 2247903340 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 20231130033 its reverse (33003113202), we get a palindrome (53234243235).

The spelling of 20231130033 in words is "twenty billion, two hundred thirty-one million, one hundred thirty thousand, thirty-three".