13022221302231 has 8 divisors (see below), whose sum is σ = 17572154046720. Its totient is φ = 8576884712952.

The previous prime is 13022221302173. The next prime is 13022221302257. The reversal of 13022221302231 is 13220312222031.

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

It is not a de Polignac number, because 13022221302231 - 2⁴¹ = 10823198046679 is a prime.

It is a super-2 number, since 2×13022221302231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13022221302131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26149038511 + ... + 26149039008.

It is an arithmetic number, because the mean of its divisors is an integer number (2196519255840).

Almost surely, 2^{13022221302231} is an apocalyptic number.

13022221302231 is a deficient number, since it is larger than the sum of its proper divisors (4549932744489).

13022221302231 is an equidigital number, since it uses as much as digits as its factorization.

13022221302231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52298077605.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13022221302231 its reverse (13220312222031), we get a palindrome (26242533524262).

The spelling of 13022221302231 in words is "thirteen trillion, twenty-two billion, two hundred twenty-one million, three hundred two thousand, two hundred thirty-one".