222112000021111 has 32 divisors (see below), whose sum is σ = 236162236907520. Its totient is φ = 208305220687200.

The previous prime is 222112000021081. The next prime is 222112000021127. The reversal of 222112000021111 is 111120000211222.

222112000021111 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 222112000021111 - 2¹⁵ = 222111999988343 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 (222112000028111) 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, 9652415596 + ... + 9652438606.

It is an arithmetic number, because the mean of its divisors is an integer number (7380069903360).

Almost surely, 2^{222112000021111} is an apocalyptic number.

222112000021111 is a deficient number, since it is larger than the sum of its proper divisors (14050236886409).

222112000021111 is a wasteful number, since it uses less digits than its factorization.

222112000021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31795.

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

Adding to 222112000021111 its reverse (111120000211222), we get a palindrome (333232000232333).

The spelling of 222112000021111 in words is "two hundred twenty-two trillion, one hundred twelve billion, twenty-one thousand, one hundred eleven".