1122122333312 has 32 divisors (see below), whose sum is σ = 2257611558300. Its totient is φ = 555506099200.

The previous prime is 1122122333281. The next prime is 1122122333323. The reversal of 1122122333312 is 2133332212211.

It can be written as a sum of positive squares in 2 ways, for example, as 1120600085056 + 1522248256 = 1058584^2 + 39016^2 .

It is a tau number, because it is divible by the number of its divisors (32).

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, 43385987 + ... + 43411842.

Almost surely, 2^{1122122333312} is an apocalyptic number.

It is an amenable number.

1122122333312 is an abundant number, since it is smaller than the sum of its proper divisors (1135489224988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122122333312 is an equidigital number, since it uses as much as digits as its factorization.

1122122333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86797944 (or 86797932 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

Adding to 1122122333312 its reverse (2133332212211), we get a palindrome (3255454545523).

The spelling of 1122122333312 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-two million, three hundred thirty-three thousand, three hundred twelve".