12023011279 has 2 divisors, whose sum is σ = 12023011280. Its totient is φ = 12023011278.

The previous prime is 12023011271. The next prime is 12023011333. The reversal of 12023011279 is 97211032021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12023011279 - 2³ = 12023011271 is a prime.

It is a super-2 number, since 2×12023011279² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12023011271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011505639 + 6011505640.

It is an arithmetic number, because the mean of its divisors is an integer number (6011505640).

Almost surely, 2^12023011279 is an apocalyptic number.

12023011279 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023011279 is an equidigital number, since it uses as much as digits as its factorization.

12023011279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The spelling of 12023011279 in words is "twelve billion, twenty-three million, eleven thousand, two hundred seventy-nine".