13122000331222 has 16 divisors (see below), whose sum is σ = 19764825779520. Its totient is φ = 6533781484608.

The previous prime is 13122000331117. The next prime is 13122000331229. The reversal of 13122000331222 is 22213300022131.

It is a junction number, because it is equal to n+sod(n) for n = 13122000331193 and 13122000331202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122000331229) 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, 13637598 + ... + 14568049.

It is an arithmetic number, because the mean of its divisors is an integer number (1235301611220).

Almost surely, 2^{13122000331222} is an apocalyptic number.

13122000331222 is a deficient number, since it is larger than the sum of its proper divisors (6642825448298).

13122000331222 is a wasteful number, since it uses less digits than its factorization.

13122000331222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28206615.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13122000331222 its reverse (22213300022131), we get a palindrome (35335300353353).

The spelling of 13122000331222 in words is "thirteen trillion, one hundred twenty-two billion, three hundred thirty-one thousand, two hundred twenty-two".