1131301200331 has 2 divisors, whose sum is σ = 1131301200332. Its totient is φ = 1131301200330.

The previous prime is 1131301200287. The next prime is 1131301200377. The reversal of 1131301200331 is 1330021031311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131301200331 - 2¹⁷ = 1131301069259 is a prime.

It is a super-2 number, since 2×1131301200331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131301200299 and 1131301200308.

It is not a weakly prime, because it can be changed into another prime (1131301210331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565650600165 + 565650600166.

It is an arithmetic number, because the mean of its divisors is an integer number (565650600166).

Almost surely, 2^{1131301200331} is an apocalyptic number.

1131301200331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131301200331 is an equidigital number, since it uses as much as digits as its factorization.

1131301200331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1131301200331 its reverse (1330021031311), we get a palindrome (2461322231642).

The spelling of 1131301200331 in words is "one trillion, one hundred thirty-one billion, three hundred one million, two hundred thousand, three hundred thirty-one".