2223221001 has 8 divisors (see below), whose sum is σ = 3008538144. Its totient is φ = 1460025600.

The previous prime is 2223220999. The next prime is 2223221057. The reversal of 2223221001 is 1001223222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2223221001 - 2¹ = 2223220999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2223221071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5530200 + ... + 5530601.

It is an arithmetic number, because the mean of its divisors is an integer number (376067268).

Almost surely, 2^2223221001 is an apocalyptic number.

It is an amenable number.

2223221001 is a deficient number, since it is larger than the sum of its proper divisors (785317143).

2223221001 is a wasteful number, since it uses less digits than its factorization.

2223221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11060871.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2223221001 is about 47151.0445377406. The cubic root of 2223221001 is about 1305.1513554430.

Adding to 2223221001 its reverse (1001223222), we get a palindrome (3224444223).

It can be divided in two parts, 222 and 3221001, that added together give a palindrome (3221223).

The spelling of 2223221001 in words is "two billion, two hundred twenty-three million, two hundred twenty-one thousand, one".