90001111100001 has 8 divisors (see below), whose sum is σ = 121189614946944. Its totient is φ = 59406673993200.

The previous prime is 90001111099987. The next prime is 90001111100039. The reversal of 90001111100001 is 10000111110009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 90001111100001 - 2⁹ = 90001111099489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90001111200001) 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 in 7 ways as a sum of consecutive naturals, for example, 148516684681 + ... + 148516685286.

It is an arithmetic number, because the mean of its divisors is an integer number (15148701868368).

Almost surely, 2^{90001111100001} is an apocalyptic number.

It is an amenable number.

90001111100001 is a deficient number, since it is larger than the sum of its proper divisors (31188503846943).

90001111100001 is a wasteful number, since it uses less digits than its factorization.

90001111100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297033370071.

The product of its (nonzero) digits is 9, while the sum is 15.

The spelling of 90001111100001 in words is "ninety trillion, one billion, one hundred eleven million, one hundred thousand, one".