12022311999 has 8 divisors (see below), whose sum is σ = 16101632512. Its totient is φ = 7978933080.

The previous prime is 12022311989. The next prime is 12022312013. The reversal of 12022311999 is 99911322021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12022311999 - 2¹⁶ = 12022246463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022311919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8984617 + ... + 8985954.

It is an arithmetic number, because the mean of its divisors is an integer number (2012704064).

Almost surely, 2^12022311999 is an apocalyptic number.

12022311999 is a deficient number, since it is larger than the sum of its proper divisors (4079320513).

12022311999 is a wasteful number, since it uses less digits than its factorization.

12022311999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17970797.

The product of its (nonzero) digits is 17496, while the sum is 39.

The spelling of 12022311999 in words is "twelve billion, twenty-two million, three hundred eleven thousand, nine hundred ninety-nine".