20233112033 has 2 divisors, whose sum is σ = 20233112034. Its totient is φ = 20233112032.

The previous prime is 20233111991. The next prime is 20233112059. The reversal of 20233112033 is 33021133202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14478827584 + 5754284449 = 120328^2 + 75857^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20233112033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20233111996 and 20233112014.

It is not a weakly prime, because it can be changed into another prime (20233112063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116556016 + 10116556017.

It is an arithmetic number, because the mean of its divisors is an integer number (10116556017).

Almost surely, 2^20233112033 is an apocalyptic number.

It is an amenable number.

20233112033 is a deficient number, since it is larger than the sum of its proper divisors (1).

20233112033 is an equidigital number, since it uses as much as digits as its factorization.

20233112033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20233112033 its reverse (33021133202), we get a palindrome (53254245235).

The spelling of 20233112033 in words is "twenty billion, two hundred thirty-three million, one hundred twelve thousand, thirty-three".