33212313269 has 2 divisors, whose sum is σ = 33212313270. Its totient is φ = 33212313268.

The previous prime is 33212313259. The next prime is 33212313271. The reversal of 33212313269 is 96231321233.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25548186244 + 7664127025 = 159838^2 + 87545^2 .

It is a cyclic number.

It is not a de Polignac number, because 33212313269 - 2¹² = 33212309173 is a prime.

It is a super-2 number, since 2×33212313269² (a number of 22 digits) contains 22 as substring.

Together with 33212313271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33212313259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16606156634 + 16606156635.

It is an arithmetic number, because the mean of its divisors is an integer number (16606156635).

Almost surely, 2^33212313269 is an apocalyptic number.

It is an amenable number.

33212313269 is a deficient number, since it is larger than the sum of its proper divisors (1).

33212313269 is an equidigital number, since it uses as much as digits as its factorization.

33212313269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 35.

The spelling of 33212313269 in words is "thirty-three billion, two hundred twelve million, three hundred thirteen thousand, two hundred sixty-nine".