12220122000331 has 4 divisors (see below), whose sum is σ = 13965853714672. Its totient is φ = 10474390285992.

The previous prime is 12220122000329. The next prime is 12220122000343. The reversal of 12220122000331 is 13300022102221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12220122000331 - 2¹ = 12220122000329 is a prime.

It is a super-2 number, since 2×12220122000331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12220122000299 and 12220122000308.

It is not an unprimeable number, because it can be changed into a prime (12220122000131) 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, 872865857160 + ... + 872865857173.

It is an arithmetic number, because the mean of its divisors is an integer number (3491463428668).

Almost surely, 2^{12220122000331} is an apocalyptic number.

12220122000331 is a deficient number, since it is larger than the sum of its proper divisors (1745731714341).

12220122000331 is an equidigital number, since it uses as much as digits as its factorization.

12220122000331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745731714340.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12220122000331 its reverse (13300022102221), we get a palindrome (25520144102552).

The spelling of 12220122000331 in words is "twelve trillion, two hundred twenty billion, one hundred twenty-two million, three hundred thirty-one", and thus it is an aban number.