11111010010097 has 2 divisors, whose sum is σ = 11111010010098. Its totient is φ = 11111010010096.

The previous prime is 11111010010049. The next prime is 11111010010189. The reversal of 11111010010097 is 79001001011111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8369472144016 + 2741537866081 = 2893004^2 + 1655759^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111010010097 - 2¹⁸ = 11111009747953 is a prime.

It is not a weakly prime, because it can be changed into another prime (11110010010097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555505005048 + 5555505005049.

It is an arithmetic number, because the mean of its divisors is an integer number (5555505005049).

Almost surely, 2^{11111010010097} is an apocalyptic number.

It is an amenable number.

11111010010097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111010010097 is an equidigital number, since it uses as much as digits as its factorization.

11111010010097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 23.

The spelling of 11111010010097 in words is "eleven trillion, one hundred eleven billion, ten million, ten thousand, ninety-seven".