10011001099501 has 2 divisors, whose sum is σ = 10011001099502. Its totient is φ = 10011001099500.

The previous prime is 10011001099453. The next prime is 10011001099511. The reversal of 10011001099501 is 10599010011001.

It is a happy number.

10011001099501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7556533677225 + 2454467422276 = 2748915^2 + 1566674^2 .

It is a cyclic number.

It is not a de Polignac number, because 10011001099501 - 2⁷ = 10011001099373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10011001099501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011001099511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005500549750 + 5005500549751.

It is an arithmetic number, because the mean of its divisors is an integer number (5005500549751).

Almost surely, 2^{10011001099501} is an apocalyptic number.

It is an amenable number.

10011001099501 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011001099501 is an equidigital number, since it uses as much as digits as its factorization.

10011001099501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 28.

The spelling of 10011001099501 in words is "ten trillion, eleven billion, one million, ninety-nine thousand, five hundred one".