1120402331 has 2 divisors, whose sum is σ = 1120402332. Its totient is φ = 1120402330.

The previous prime is 1120402273. The next prime is 1120402363. The reversal of 1120402331 is 1332040211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1120402331 - 2¹⁴ = 1120385947 is a prime.

It is a super-2 number, since 2×1120402331² = 2510602766620467122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1120402931) 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 as a sum of consecutive naturals, namely, 560201165 + 560201166.

It is an arithmetic number, because the mean of its divisors is an integer number (560201166).

Almost surely, 2^1120402331 is an apocalyptic number.

1120402331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120402331 is an equidigital number, since it uses as much as digits as its factorization.

1120402331 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1120402331 is about 33472.4114906590. The cubic root of 1120402331 is about 1038.6231567537.

Adding to 1120402331 its reverse (1332040211), we get a palindrome (2452442542).

The spelling of 1120402331 in words is "one billion, one hundred twenty million, four hundred two thousand, three hundred thirty-one".