222102221001 has 16 divisors (see below), whose sum is σ = 315668275200. Its totient is φ = 138499450128.

The previous prime is 222102220999. The next prime is 222102221009. The reversal of 222102221001 is 100122201222.

It is not a de Polignac number, because 222102221001 - 2¹ = 222102220999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222102221009) 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, 24657081 + ... + 24666086.

It is an arithmetic number, because the mean of its divisors is an integer number (19729267200).

Almost surely, 2^222102221001 is an apocalyptic number.

It is an amenable number.

222102221001 is a deficient number, since it is larger than the sum of its proper divisors (93566054199).

222102221001 is a wasteful number, since it uses less digits than its factorization.

222102221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49323268.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222102221001 its reverse (100122201222), we get a palindrome (322224422223).

The spelling of 222102221001 in words is "two hundred twenty-two billion, one hundred two million, two hundred twenty-one thousand, one".