20232213233 has 2 divisors, whose sum is σ = 20232213234. Its totient is φ = 20232213232.

The previous prime is 20232213227. The next prime is 20232213277. The reversal of 20232213233 is 33231223202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18559157824 + 1673055409 = 136232^2 + 40903^2 .

It is a cyclic number.

It is not a de Polignac number, because 20232213233 - 2²² = 20228018929 is a prime.

It is a super-3 number, since 3×20232213233³ (a number of 32 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20232213199 and 20232213208.

It is not a weakly prime, because it can be changed into another prime (20232213223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116106616 + 10116106617.

It is an arithmetic number, because the mean of its divisors is an integer number (10116106617).

Almost surely, 2^20232213233 is an apocalyptic number.

It is an amenable number.

20232213233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20232213233 is an equidigital number, since it uses as much as digits as its factorization.

20232213233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20232213233 its reverse (33231223202), we get a palindrome (53463436435).

The spelling of 20232213233 in words is "twenty billion, two hundred thirty-two million, two hundred thirteen thousand, two hundred thirty-three".