233012101012991 has 2 divisors, whose sum is σ = 233012101012992. Its totient is φ = 233012101012990.

The previous prime is 233012101012963. The next prime is 233012101012993. The reversal of 233012101012991 is 199210101210332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 233012101012991 - 2²⁶ = 233012033904127 is a prime.

Together with 233012101012993, 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 (233012101012993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116506050506495 + 116506050506496.

It is an arithmetic number, because the mean of its divisors is an integer number (116506050506496).

Almost surely, 2^{233012101012991} is an apocalyptic number.

233012101012991 is a deficient number, since it is larger than the sum of its proper divisors (1).

233012101012991 is an equidigital number, since it uses as much as digits as its factorization.

233012101012991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 233012101012991 in words is "two hundred thirty-three trillion, twelve billion, one hundred one million, twelve thousand, nine hundred ninety-one".