1121200310322 has 24 divisors (see below), whose sum is σ = 2429325392364. Its totient is φ = 373724505504.

The previous prime is 1121200310299. The next prime is 1121200310323. The reversal of 1121200310322 is 2230130021211.

1121200310322 is a `hidden beast` number, since 1 + 12 + 1 + 20 + 0 + 310 + 322 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1064485364121 + 56714946201 = 1031739^2 + 238149^2 .

It is a super-2 number, since 2×1121200310322² (a number of 25 digits) contains 22 as substring.

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 = 1121200310295 and 1121200310304.

It is not an unprimeable number, because it can be changed into a prime (1121200310323) 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, 52948 + ... + 1498400.

Almost surely, 2^{1121200310322} is an apocalyptic number.

1121200310322 is an abundant number, since it is smaller than the sum of its proper divisors (1308125082042).

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

1121200310322 is a wasteful number, since it uses less digits than its factorization.

1121200310322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488554 (or 1488551 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1121200310322 its reverse (2230130021211), we get a palindrome (3351330331533).

The spelling of 1121200310322 in words is "one trillion, one hundred twenty-one billion, two hundred million, three hundred ten thousand, three hundred twenty-two".