222020112200111 has 4 divisors (see below), whose sum is σ = 222036704404824. Its totient is φ = 222003519995400.

The previous prime is 222020112200083. The next prime is 222020112200141. The reversal of 222020112200111 is 111002211020222.

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 222020112200111 - 2⁴⁶ = 151651368022447 is a prime.

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 222020112200111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222020112200141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8296082285 + ... + 8296109046.

It is an arithmetic number, because the mean of its divisors is an integer number (55509176101206).

Almost surely, 2^{222020112200111} is an apocalyptic number.

222020112200111 is a deficient number, since it is larger than the sum of its proper divisors (16592204713).

222020112200111 is a wasteful number, since it uses less digits than its factorization.

222020112200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16592204712.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222020112200111 its reverse (111002211020222), we get a palindrome (333022323220333).

The spelling of 222020112200111 in words is "two hundred twenty-two trillion, twenty billion, one hundred twelve million, two hundred thousand, one hundred eleven".