2101001342291 has 2 divisors, whose sum is σ = 2101001342292. Its totient is φ = 2101001342290.

The previous prime is 2101001342197. The next prime is 2101001342299. The reversal of 2101001342291 is 1922431001012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101001342291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2101001342291.

It is not a weakly prime, because it can be changed into another prime (2101001342299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050500671145 + 1050500671146.

It is an arithmetic number, because the mean of its divisors is an integer number (1050500671146).

Almost surely, 2^{2101001342291} is an apocalyptic number.

2101001342291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101001342291 is an equidigital number, since it uses as much as digits as its factorization.

2101001342291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 2101001342291 in words is "two trillion, one hundred one billion, one million, three hundred forty-two thousand, two hundred ninety-one".