11331131122291 has 2 divisors, whose sum is σ = 11331131122292. Its totient is φ = 11331131122290.

The previous prime is 11331131122277. The next prime is 11331131122303. The reversal of 11331131122291 is 19222113113311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11331131122291 - 2¹³ = 11331131114099 is a prime.

It is not a weakly prime, because it can be changed into another prime (11331131122261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665565561145 + 5665565561146.

It is an arithmetic number, because the mean of its divisors is an integer number (5665565561146).

Almost surely, 2^{11331131122291} is an apocalyptic number.

11331131122291 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331131122291 is an equidigital number, since it uses as much as digits as its factorization.

11331131122291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 31.

The spelling of 11331131122291 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, one hundred twenty-two thousand, two hundred ninety-one".