130001121232991 has 2 divisors, whose sum is σ = 130001121232992. Its totient is φ = 130001121232990.

The previous prime is 130001121232949. The next prime is 130001121233131. The reversal of 130001121232991 is 199232121100031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130001121232991 - 2²² = 130001117038687 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130001121232091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65000560616495 + 65000560616496.

It is an arithmetic number, because the mean of its divisors is an integer number (65000560616496).

Almost surely, 2^{130001121232991} is an apocalyptic number.

130001121232991 is a deficient number, since it is larger than the sum of its proper divisors (1).

130001121232991 is an equidigital number, since it uses as much as digits as its factorization.

130001121232991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 130001121232991 in words is "one hundred thirty trillion, one billion, one hundred twenty-one million, two hundred thirty-two thousand, nine hundred ninety-one".