12221303113313 has 16 divisors (see below), whose sum is σ = 14355721841664. Its totient is φ = 10184449204800.

The previous prime is 12221303113259. The next prime is 12221303113319. The reversal of 12221303113313 is 31331130312221.

It is a cyclic number.

It is not a de Polignac number, because 12221303113313 - 2¹² = 12221303109217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12221303113319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17797745 + ... + 18471662.

It is an arithmetic number, because the mean of its divisors is an integer number (897232615104).

Almost surely, 2^{12221303113313} is an apocalyptic number.

It is an amenable number.

12221303113313 is a deficient number, since it is larger than the sum of its proper divisors (2134418728351).

12221303113313 is a wasteful number, since it uses less digits than its factorization.

12221303113313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36270752.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 12221303113313 its reverse (31331130312221), we get a palindrome (43552433425534).

The spelling of 12221303113313 in words is "twelve trillion, two hundred twenty-one billion, three hundred three million, one hundred thirteen thousand, three hundred thirteen".