222000002111 has 4 divisors (see below), whose sum is σ = 224810128800. Its totient is φ = 219189875424.

The previous prime is 222000002083. The next prime is 222000002149. The reversal of 222000002111 is 111200000222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222000002111 - 2²² = 221995807807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222000002092 and 222000002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222000002011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1405063226 + ... + 1405063383.

It is an arithmetic number, because the mean of its divisors is an integer number (56202532200).

Almost surely, 2^222000002111 is an apocalyptic number.

222000002111 is a deficient number, since it is larger than the sum of its proper divisors (2810126689).

222000002111 is an equidigital number, since it uses as much as digits as its factorization.

222000002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810126688.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 222000002111 its reverse (111200000222), we get a palindrome (333200002333).

The spelling of 222000002111 in words is "two hundred twenty-two billion, two thousand, one hundred eleven".