11001110011901 has 2 divisors, whose sum is σ = 11001110011902. Its totient is φ = 11001110011900.

The previous prime is 11001110011883. The next prime is 11001110011951. The reversal of 11001110011901 is 10911001110011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7659050715001 + 3342059296900 = 2767499^2 + 1828130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11001110011901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11001110011901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001110011951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500555005950 + 5500555005951.

It is an arithmetic number, because the mean of its divisors is an integer number (5500555005951).

Almost surely, 2^{11001110011901} is an apocalyptic number.

It is an amenable number.

11001110011901 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001110011901 is an equidigital number, since it uses as much as digits as its factorization.

11001110011901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 17.

Adding to 11001110011901 its reverse (10911001110011), we get a palindrome (21912111121912).

The spelling of 11001110011901 in words is "eleven trillion, one billion, one hundred ten million, eleven thousand, nine hundred one".