100202311202291 has 2 divisors, whose sum is σ = 100202311202292. Its totient is φ = 100202311202290.

The previous prime is 100202311202183. The next prime is 100202311202311. The reversal of 100202311202291 is 192202113202001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100202311202291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100202311202291.

It is not a weakly prime, because it can be changed into another prime (100202311202491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101155601145 + 50101155601146.

It is an arithmetic number, because the mean of its divisors is an integer number (50101155601146).

Almost surely, 2^{100202311202291} is an apocalyptic number.

100202311202291 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202311202291 is an equidigital number, since it uses as much as digits as its factorization.

100202311202291 is an evil number, because the sum of its binary digits is even.

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

Adding to 100202311202291 its reverse (192202113202001), we get a palindrome (292404424404292).

The spelling of 100202311202291 in words is "one hundred trillion, two hundred two billion, three hundred eleven million, two hundred two thousand, two hundred ninety-one".