201011111222 has 16 divisors (see below), whose sum is σ = 304612875072. Its totient is φ = 99474211200.

The previous prime is 201011111219. The next prime is 201011111237. The reversal of 201011111222 is 222111110102.

201011111222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201011111197 and 201011111206.

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 7 ways as a sum of consecutive naturals, for example, 379118 + ... + 738750.

It is an arithmetic number, because the mean of its divisors is an integer number (19038304692).

Almost surely, 2^201011111222 is an apocalyptic number.

201011111222 is a deficient number, since it is larger than the sum of its proper divisors (103601763850).

201011111222 is a wasteful number, since it uses less digits than its factorization.

201011111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362503.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201011111222 its reverse (222111110102), we get a palindrome (423122221324).

The spelling of 201011111222 in words is "two hundred one billion, eleven million, one hundred eleven thousand, two hundred twenty-two".