11231221020322 has 16 divisors (see below), whose sum is σ = 17050537909944. Its totient is φ = 5547949600000.

The previous prime is 11231221020301. The next prime is 11231221020337. The reversal of 11231221020322 is 22302012213211.

It can be written as a sum of positive squares in 4 ways, for example, as 11217133941601 + 14087078721 = 3349199^2 + 118689^2 .

It is a super-2 number, since 2×11231221020322² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11231221020293 and 11231221020302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60210679 + ... + 60396922.

Almost surely, 2^{11231221020322} is an apocalyptic number.

11231221020322 is a deficient number, since it is larger than the sum of its proper divisors (5819316889622).

11231221020322 is a wasteful number, since it uses less digits than its factorization.

11231221020322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120608165.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11231221020322 its reverse (22302012213211), we get a palindrome (33533233233533).

The spelling of 11231221020322 in words is "eleven trillion, two hundred thirty-one billion, two hundred twenty-one million, twenty thousand, three hundred twenty-two".