1112320031 has 2 divisors, whose sum is σ = 1112320032. Its totient is φ = 1112320030.

The previous prime is 1112320007. The next prime is 1112320051. The reversal of 1112320031 is 1300232111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112320031 - 2¹⁰ = 1112319007 is a prime.

It is a super-2 number, since 2×1112320031² = 2474511702727681922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1112319988 and 1112320015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112320051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556160015 + 556160016.

It is an arithmetic number, because the mean of its divisors is an integer number (556160016).

Almost surely, 2^1112320031 is an apocalyptic number.

1112320031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112320031 is an equidigital number, since it uses as much as digits as its factorization.

1112320031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1112320031 is about 33351.4622018286. The cubic root of 1112320031 is about 1036.1196720157.

Adding to 1112320031 its reverse (1300232111), we get a palindrome (2412552142).

The spelling of 1112320031 in words is "one billion, one hundred twelve million, three hundred twenty thousand, thirty-one".