2231222221322 has 8 divisors (see below), whose sum is σ = 3379970295972. Its totient is φ = 1104565456000.

The previous prime is 2231222221279. The next prime is 2231222221357.

2231222221322 is nontrivially palindromic in base 10.

2231222221322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2229649226401 + 1572994921 = 1493201^2 + 39661^2 .

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

It is a super-3 number, since 3×2231222221322³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231222221291 and 2231222221300.

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, 5522827079 + ... + 5522827482.

Almost surely, 2^{2231222221322} is an apocalyptic number.

2231222221322 is a deficient number, since it is larger than the sum of its proper divisors (1148748074650).

2231222221322 is a wasteful number, since it uses less digits than its factorization.

2231222221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11045654664.

The product of its digits is 4608, while the sum is 26.

The spelling of 2231222221322 in words is "two trillion, two hundred thirty-one billion, two hundred twenty-two million, two hundred twenty-one thousand, three hundred twenty-two".