20000210020111 has 4 divisors (see below), whose sum is σ = 20000243344032. Its totient is φ = 20000176696192.

The previous prime is 20000210020057. The next prime is 20000210020151. The reversal of 20000210020111 is 11102001200002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20000210020111 - 2²⁹ = 19999673149199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000210020151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15744871 + ... + 16967656.

It is an arithmetic number, because the mean of its divisors is an integer number (5000060836008).

Almost surely, 2^{20000210020111} is an apocalyptic number.

20000210020111 is a deficient number, since it is larger than the sum of its proper divisors (33323921).

20000210020111 is an equidigital number, since it uses as much as digits as its factorization.

20000210020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33323920.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20000210020111 its reverse (11102001200002), we get a palindrome (31102211220113).

The spelling of 20000210020111 in words is "twenty trillion, two hundred ten million, twenty thousand, one hundred eleven".