13222320551061 has 16 divisors (see below), whose sum is σ = 17791691860800. Its totient is φ = 8733916533888.

The previous prime is 13222320551029. The next prime is 13222320551113. The reversal of 13222320551061 is 16015502322231.

It is not a de Polignac number, because 13222320551061 - 2⁵ = 13222320551029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13222320551761) 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, 44615010 + ... + 44910396.

It is an arithmetic number, because the mean of its divisors is an integer number (1111980741300).

Almost surely, 2^{13222320551061} is an apocalyptic number.

It is an amenable number.

13222320551061 is a deficient number, since it is larger than the sum of its proper divisors (4569371309739).

13222320551061 is a wasteful number, since it uses less digits than its factorization.

13222320551061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432388.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 13222320551061 its reverse (16015502322231), we get a palindrome (29237822873292).

The spelling of 13222320551061 in words is "thirteen trillion, two hundred twenty-two billion, three hundred twenty million, five hundred fifty-one thousand, sixty-one".