11101551553207 has 2 divisors, whose sum is σ = 11101551553208. Its totient is φ = 11101551553206.

The previous prime is 11101551553189. The next prime is 11101551553217. The reversal of 11101551553207 is 70235515510111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101551553207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11101551553217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550775776603 + 5550775776604.

It is an arithmetic number, because the mean of its divisors is an integer number (5550775776604).

Almost surely, 2^{11101551553207} is an apocalyptic number.

11101551553207 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101551553207 is an equidigital number, since it uses as much as digits as its factorization.

11101551553207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26250, while the sum is 37.

The spelling of 11101551553207 in words is "eleven trillion, one hundred one billion, five hundred fifty-one million, five hundred fifty-three thousand, two hundred seven".