201111411222 has 32 divisors (see below), whose sum is σ = 447946433760. Its totient is φ = 66882309120.

The previous prime is 201111411199. The next prime is 201111411253. The reversal of 201111411222 is 222114111102.

201111411222 is a `hidden beast` number, since 20 + 1 + 1 + 11 + 411 + 222 = 666.

201111411222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201111411195 and 201111411204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4277179 + ... + 4323942.

It is an arithmetic number, because the mean of its divisors is an integer number (13998326055).

Almost surely, 2^201111411222 is an apocalyptic number.

201111411222 is an abundant number, since it is smaller than the sum of its proper divisors (246835022538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201111411222 is a wasteful number, since it uses less digits than its factorization.

201111411222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8601565 (or 8601559 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 201111411222 its reverse (222114111102), we get a palindrome (423225522324).

The spelling of 201111411222 in words is "two hundred one billion, one hundred eleven million, four hundred eleven thousand, two hundred twenty-two".