12241233391 has 2 divisors, whose sum is σ = 12241233392. Its totient is φ = 12241233390.

The previous prime is 12241233373. The next prime is 12241233463. The reversal of 12241233391 is 19333214221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12241233391 - 2²³ = 12232844783 is a prime.

It is a super-3 number, since 3×12241233391³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12241233091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6120616695 + 6120616696.

It is an arithmetic number, because the mean of its divisors is an integer number (6120616696).

Almost surely, 2^12241233391 is an apocalyptic number.

12241233391 is a deficient number, since it is larger than the sum of its proper divisors (1).

12241233391 is an equidigital number, since it uses as much as digits as its factorization.

12241233391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The spelling of 12241233391 in words is "twelve billion, two hundred forty-one million, two hundred thirty-three thousand, three hundred ninety-one".