22010020020111 has 4 divisors (see below), whose sum is σ = 29346693360152. Its totient is φ = 14673346680072.

The previous prime is 22010020020073. The next prime is 22010020020127. The reversal of 22010020020111 is 11102002001022.

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

It is not a de Polignac number, because 22010020020111 - 2³⁷ = 21872581066639 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 (22010020020211) 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, 3668336670016 + ... + 3668336670021.

It is an arithmetic number, because the mean of its divisors is an integer number (7336673340038).

Almost surely, 2^{22010020020111} is an apocalyptic number.

22010020020111 is a deficient number, since it is larger than the sum of its proper divisors (7336673340041).

22010020020111 is an equidigital number, since it uses as much as digits as its factorization.

22010020020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336673340040.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22010020020111 its reverse (11102002001022), we get a palindrome (33112022021133).

The spelling of 22010020020111 in words is "twenty-two trillion, ten billion, twenty million, twenty thousand, one hundred eleven".