1131223013087 has 2 divisors, whose sum is σ = 1131223013088. Its totient is φ = 1131223013086.

The previous prime is 1131223013071. The next prime is 1131223013117. The reversal of 1131223013087 is 7803103221311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131223013087 - 2⁴ = 1131223013071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131223003087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565611506543 + 565611506544.

It is an arithmetic number, because the mean of its divisors is an integer number (565611506544).

Almost surely, 2^{1131223013087} is an apocalyptic number.

1131223013087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131223013087 is an equidigital number, since it uses as much as digits as its factorization.

1131223013087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

Adding to 1131223013087 its reverse (7803103221311), we get a palindrome (8934326234398).

The spelling of 1131223013087 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-three million, thirteen thousand, eighty-seven".