1122003113231 has 48 divisors (see below), whose sum is σ = 1570766486688. Its totient is φ = 787351219200.

The previous prime is 1122003113213. The next prime is 1122003113237. The reversal of 1122003113231 is 1323113002211.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1122003113231 is a prime.

It is a super-2 number, since 2×1122003113231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122003113237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1665470 + ... + 2240043.

It is an arithmetic number, because the mean of its divisors is an integer number (32724301806).

Almost surely, 2^{1122003113231} is an apocalyptic number.

1122003113231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1122003113231 is a deficient number, since it is larger than the sum of its proper divisors (448763373457).

1122003113231 is a wasteful number, since it uses less digits than its factorization.

1122003113231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3905592 (or 3905585 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1122003113231 its reverse (1323113002211), we get a palindrome (2445116115442).

The spelling of 1122003113231 in words is "one trillion, one hundred twenty-two billion, three million, one hundred thirteen thousand, two hundred thirty-one".