222110002121111 has 8 divisors (see below), whose sum is σ = 239420830257504. Its totient is φ = 204831380178720.

The previous prime is 222110002121101. The next prime is 222110002121143. The reversal of 222110002121111 is 111121200011222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222110002121111 - 2¹⁰ = 222110002120087 is a prime.

It is a super-2 number, since 2×222110002121111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222110002121111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222110002121101) by changing a digit.

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, 8051534171 + ... + 8051561756.

It is an arithmetic number, because the mean of its divisors is an integer number (29927603782188).

Almost surely, 2^{222110002121111} is an apocalyptic number.

222110002121111 is a deficient number, since it is larger than the sum of its proper divisors (17310828136393).

222110002121111 is a wasteful number, since it uses less digits than its factorization.

222110002121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16103097001.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 222110002121111 its reverse (111121200011222), we get a palindrome (333231202132333).

The spelling of 222110002121111 in words is "two hundred twenty-two trillion, one hundred ten billion, two million, one hundred twenty-one thousand, one hundred eleven".