20211120010011 has 96 divisors (see below), whose sum is σ = 32665528627200. Its totient is φ = 11069849629440.

The previous prime is 20211120009989. The next prime is 20211120010043. The reversal of 20211120010011 is 11001002111202.

It is not a de Polignac number, because 20211120010011 - 2¹⁰ = 20211120008987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20211120010061) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 341253381 + ... + 341312601.

It is an arithmetic number, because the mean of its divisors is an integer number (340265923200).

Almost surely, 2^{20211120010011} is an apocalyptic number.

20211120010011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20211120010011 is a deficient number, since it is larger than the sum of its proper divisors (12454408617189).

20211120010011 is a wasteful number, since it uses less digits than its factorization.

20211120010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59849 (or 59842 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20211120010011 its reverse (11001002111202), we get a palindrome (31212122121213).

The spelling of 20211120010011 in words is "twenty trillion, two hundred eleven billion, one hundred twenty million, ten thousand, eleven".