221112122000011 has 6 divisors (see below), whose sum is σ = 243040596909236. Its totient is φ = 201011019999900.

The previous prime is 221112121999931. The next prime is 221112122000023. The reversal of 221112122000011 is 110000221211122.

221112122000011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-221112122000011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221112122000051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 913686454425 + ... + 913686454666.

Almost surely, 2^{221112122000011} is an apocalyptic number.

221112122000011 is a deficient number, since it is larger than the sum of its proper divisors (21928474909225).

221112122000011 is a wasteful number, since it uses less digits than its factorization.

221112122000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827372909113 (or 1827372909102 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 221112122000011 its reverse (110000221211122), we get a palindrome (331112343211133).

The spelling of 221112122000011 in words is "two hundred twenty-one trillion, one hundred twelve billion, one hundred twenty-two million, eleven", and thus it is an aban number.