12311202022 has 8 divisors (see below), whose sum is σ = 21104917776. Its totient is φ = 5276229432.

The previous prime is 12311202017. The next prime is 12311202023. The reversal of 12311202022 is 22020211321.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12311201987 and 12311202005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311202023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439685773 + ... + 439685800.

It is an arithmetic number, because the mean of its divisors is an integer number (2638114722).

Almost surely, 2^12311202022 is an apocalyptic number.

12311202022 is a deficient number, since it is larger than the sum of its proper divisors (8793715754).

12311202022 is an equidigital number, since it uses as much as digits as its factorization.

12311202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879371582.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12311202022 its reverse (22020211321), we get a palindrome (34331413343).

The spelling of 12311202022 in words is "twelve billion, three hundred eleven million, two hundred two thousand, twenty-two".