22121320211313 has 8 divisors (see below), whose sum is σ = 29496192686400. Its totient is φ = 14746997271888.

The previous prime is 22121320211279. The next prime is 22121320211339. The reversal of 22121320211313 is 31311202312122.

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

It is not a de Polignac number, because 22121320211313 - 2⁸ = 22121320211057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22121320216313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137289978 + ... + 137451011.

It is an arithmetic number, because the mean of its divisors is an integer number (3687024085800).

Almost surely, 2^{22121320211313} is an apocalyptic number.

It is an amenable number.

22121320211313 is a deficient number, since it is larger than the sum of its proper divisors (7374872475087).

22121320211313 is a wasteful number, since it uses less digits than its factorization.

22121320211313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274767831.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 22121320211313 its reverse (31311202312122), we get a palindrome (53432522523435).

The spelling of 22121320211313 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred twenty million, two hundred eleven thousand, three hundred thirteen".