221311303113122 has 8 divisors (see below), whose sum is σ = 335253756201372. Its totient is φ = 109560051046000.

The previous prime is 221311303113077. The next prime is 221311303113133.

221311303113122 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 158431335476401 + 62879967636721 = 12586951^2 + 7929689^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 221311303113091 and 221311303113100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547800255029 + ... + 547800255432.

Almost surely, 2^{221311303113122} is an apocalyptic number.

221311303113122 is a deficient number, since it is larger than the sum of its proper divisors (113942453088250).

221311303113122 is a wasteful number, since it uses less digits than its factorization.

221311303113122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095600510564.

The product of its (nonzero) digits is 1296, while the sum is 26.

It can be divided in two parts, 22131130 and 3113122, that added together give a palindrome (25244252).

The spelling of 221311303113122 in words is "two hundred twenty-one trillion, three hundred eleven billion, three hundred three million, one hundred thirteen thousand, one hundred twenty-two".