222111333001 has 16 divisors (see below), whose sum is σ = 224862019200. Its totient is φ = 219379805568.

The previous prime is 222111332987. The next prime is 222111333013. The reversal of 222111333001 is 100333111222.

It is a cyclic number.

It is not a de Polignac number, because 222111333001 - 2⁵ = 222111332969 is a prime.

It is a super-2 number, since 2×222111333001² (a number of 23 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 222111333001.

It is not an unprimeable number, because it can be changed into a prime (222111333071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25124140 + ... + 25132978.

It is an arithmetic number, because the mean of its divisors is an integer number (14053876200).

Almost surely, 2^222111333001 is an apocalyptic number.

It is an amenable number.

222111333001 is a deficient number, since it is larger than the sum of its proper divisors (2750686199).

222111333001 is a wasteful number, since it uses less digits than its factorization.

222111333001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9888.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 222111333001 its reverse (100333111222), we get a palindrome (322444444223).

The spelling of 222111333001 in words is "two hundred twenty-two billion, one hundred eleven million, three hundred thirty-three thousand, one".