13214221234331 has 16 divisors (see below), whose sum is σ = 14377139675808. Its totient is φ = 12072861561600.

The previous prime is 13214221234283. The next prime is 13214221234351. The reversal of 13214221234331 is 13343212241231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13214221234331 is a prime.

It is a super-2 number, since 2×13214221234331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13214221234351) 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, 12811346 + ... + 13804311.

It is an arithmetic number, because the mean of its divisors is an integer number (898571229738).

Almost surely, 2^{13214221234331} is an apocalyptic number.

13214221234331 is a deficient number, since it is larger than the sum of its proper divisors (1162918441477).

13214221234331 is a wasteful number, since it uses less digits than its factorization.

13214221234331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26616062.

The product of its digits is 20736, while the sum is 32.

Adding to 13214221234331 its reverse (13343212241231), we get a palindrome (26557433475562).

The spelling of 13214221234331 in words is "thirteen trillion, two hundred fourteen billion, two hundred twenty-one million, two hundred thirty-four thousand, three hundred thirty-one".