13022021312222 has 16 divisors (see below), whose sum is σ = 21036785972832. Its totient is φ = 6009817087200.

The previous prime is 13022021312057. The next prime is 13022021312299. The reversal of 13022021312222 is 22221312022031.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13981673 + ... + 14883924.

It is an arithmetic number, because the mean of its divisors is an integer number (1314799123302).

Almost surely, 2^{13022021312222} is an apocalyptic number.

13022021312222 is a deficient number, since it is larger than the sum of its proper divisors (8014764660610).

13022021312222 is a wasteful number, since it uses less digits than its factorization.

13022021312222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28882963.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13022021312222 its reverse (22221312022031), we get a palindrome (35243333334253).

The spelling of 13022021312222 in words is "thirteen trillion, twenty-two billion, twenty-one million, three hundred twelve thousand, two hundred twenty-two".