12213232233091 has 2 divisors, whose sum is σ = 12213232233092. Its totient is φ = 12213232233090.

The previous prime is 12213232233089. The next prime is 12213232233127. The reversal of 12213232233091 is 19033223231221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12213232233091 - 2¹ = 12213232233089 is a prime.

Together with 12213232233089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12213232233071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106616116545 + 6106616116546.

It is an arithmetic number, because the mean of its divisors is an integer number (6106616116546).

Almost surely, 2^{12213232233091} is an apocalyptic number.

12213232233091 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213232233091 is an equidigital number, since it uses as much as digits as its factorization.

12213232233091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 12213232233091 in words is "twelve trillion, two hundred thirteen billion, two hundred thirty-two million, two hundred thirty-three thousand, ninety-one".