1111201220322 has 24 divisors (see below), whose sum is σ = 2549226329676. Its totient is φ = 348612147456.

The previous prime is 1111201220321. The next prime is 1111201220359. The reversal of 1111201220322 is 2230221021111.

1111201220322 is a `hidden beast` number, since 1 + 1 + 1 + 120 + 1 + 220 + 322 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1036529646201 + 74671574121 = 1018101^2 + 273261^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1111201220295 and 1111201220304.

It is not an unprimeable number, because it can be changed into a prime (1111201220321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1815687963 + ... + 1815688574.

Almost surely, 2^{1111201220322} is an apocalyptic number.

1111201220322 is an abundant number, since it is smaller than the sum of its proper divisors (1438025109354).

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

1111201220322 is a wasteful number, since it uses less digits than its factorization.

1111201220322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631376562 (or 3631376559 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1111201220322 its reverse (2230221021111), we get a palindrome (3341422241433).

The spelling of 1111201220322 in words is "one trillion, one hundred eleven billion, two hundred one million, two hundred twenty thousand, three hundred twenty-two".