20110001019975 has 72 divisors (see below), whose sum is σ = 36860097386112. Its totient is φ = 10474999617600.

The previous prime is 20110001019967. The next prime is 20110001020033. The reversal of 20110001019975 is 57991010001102.

It is not a de Polignac number, because 20110001019975 - 2³ = 20110001019967 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 119799052 + ... + 119966798.

Almost surely, 2^{20110001019975} is an apocalyptic number.

20110001019975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20110001019975 is a deficient number, since it is larger than the sum of its proper divisors (16750096366137).

20110001019975 is a wasteful number, since it uses less digits than its factorization.

20110001019975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180197 (or 180189 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 36.

The spelling of 20110001019975 in words is "twenty trillion, one hundred ten billion, one million, nineteen thousand, nine hundred seventy-five".