222112110202111 has 32 divisors (see below), whose sum is σ = 264325975626240. Its totient is φ = 185028182406144.

The previous prime is 222112110202109. The next prime is 222112110202117. The reversal of 222112110202111 is 111202011211222.

It is a happy number.

222112110202111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 222112110202111 - 2¹ = 222112110202109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222112110202117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347331510 + ... + 347970403.

It is an arithmetic number, because the mean of its divisors is an integer number (8260186738320).

Almost surely, 2^{222112110202111} is an apocalyptic number.

222112110202111 is a deficient number, since it is larger than the sum of its proper divisors (42213865424129).

222112110202111 is a wasteful number, since it uses less digits than its factorization.

222112110202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695302015.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 222112110202111 its reverse (111202011211222), we get a palindrome (333314121413333).

The spelling of 222112110202111 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred ten million, two hundred two thousand, one hundred eleven".