222100110001111 has 8 divisors (see below), whose sum is σ = 222705661849344. Its totient is φ = 221494975923960.

The previous prime is 222100110001067. The next prime is 222100110001127. The reversal of 222100110001111 is 111100011001222.

It is a happy number.

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 222100110001111 - 2⁹ = 222100110000599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222100110001091 and 222100110001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222100110041111) 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 7 ways as a sum of consecutive naturals, for example, 103378045 + ... + 105504598.

It is an arithmetic number, because the mean of its divisors is an integer number (27838207731168).

Almost surely, 2^{222100110001111} is an apocalyptic number.

222100110001111 is a deficient number, since it is larger than the sum of its proper divisors (605551848233).

222100110001111 is a wasteful number, since it uses less digits than its factorization.

222100110001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208885541.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 222100110001111 its reverse (111100011001222), we get a palindrome (333200121002333).

The spelling of 222100110001111 in words is "two hundred twenty-two trillion, one hundred billion, one hundred ten million, one thousand, one hundred eleven".