222001212001111 has 8 divisors (see below), whose sum is σ = 222098196171600. Its totient is φ = 221904242426880.

The previous prime is 222001212001103. The next prime is 222001212001159. The reversal of 222001212001111 is 111100212100222.

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 222001212001111 - 2³ = 222001212001103 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 (222001213001111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26832081 + ... + 34116901.

It is an arithmetic number, because the mean of its divisors is an integer number (27762274521450).

Almost surely, 2^{222001212001111} is an apocalyptic number.

222001212001111 is a deficient number, since it is larger than the sum of its proper divisors (96984170489).

222001212001111 is a wasteful number, since it uses less digits than its factorization.

222001212001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7298129.

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

Adding to 222001212001111 its reverse (111100212100222), we get a palindrome (333101424101333).

The spelling of 222001212001111 in words is "two hundred twenty-two trillion, one billion, two hundred twelve million, one thousand, one hundred eleven".