13221220333310 has 16 divisors (see below), whose sum is σ = 25961669018352. Its totient is φ = 4807716484800.

The previous prime is 13221220333291. The next prime is 13221220333339. The reversal of 13221220333310 is 1333302212231.

It is a super-2 number, since 2×13221220333310² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13221220333310.

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, 60096455951 + ... + 60096456170.

It is an arithmetic number, because the mean of its divisors is an integer number (1622604313647).

Almost surely, 2^{13221220333310} is an apocalyptic number.

13221220333310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13221220333310 is a deficient number, since it is larger than the sum of its proper divisors (12740448685042).

13221220333310 is a wasteful number, since it uses less digits than its factorization.

13221220333310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120192912139.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 13221220333310 its reverse (1333302212231), we get a palindrome (14554522545541).

The spelling of 13221220333310 in words is "thirteen trillion, two hundred twenty-one billion, two hundred twenty million, three hundred thirty-three thousand, three hundred ten".