1122312023 has 6 divisors (see below), whose sum is σ = 1305546696. Its totient is φ = 961981692.

The previous prime is 1122311987. The next prime is 1122312049. The reversal of 1122312023 is 3202132211.

It is not a de Polignac number, because 1122312023 - 2⁸ = 1122311767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122311992 and 1122312010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122312053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11452115 + ... + 11452212.

It is an arithmetic number, because the mean of its divisors is an integer number (217591116).

Almost surely, 2^1122312023 is an apocalyptic number.

1122312023 is a deficient number, since it is larger than the sum of its proper divisors (183234673).

1122312023 is an equidigital number, since it uses as much as digits as its factorization.

1122312023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22904341 (or 22904334 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1122312023 is about 33500.9257036280. The cubic root of 1122312023 is about 1039.2129224221.

Adding to 1122312023 its reverse (3202132211), we get a palindrome (4324444234).

The spelling of 1122312023 in words is "one billion, one hundred twenty-two million, three hundred twelve thousand, twenty-three".