20201110011115 has 8 divisors (see below), whose sum is σ = 26445089469168. Its totient is φ = 14691716371680.

The previous prime is 20201110011073. The next prime is 20201110011151. The reversal of 20201110011115 is 51111001110202.

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

It is not a de Polignac number, because 20201110011115 - 2²⁷ = 20200975793387 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183646454592 + ... + 183646454701.

It is an arithmetic number, because the mean of its divisors is an integer number (3305636183646).

Almost surely, 2^{20201110011115} is an apocalyptic number.

20201110011115 is a deficient number, since it is larger than the sum of its proper divisors (6243979458053).

20201110011115 is a wasteful number, since it uses less digits than its factorization.

20201110011115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367292909309.

The product of its (nonzero) digits is 20, while the sum is 16.

Adding to 20201110011115 its reverse (51111001110202), we get a palindrome (71312111121317).

The spelling of 20201110011115 in words is "twenty trillion, two hundred one billion, one hundred ten million, eleven thousand, one hundred fifteen".