222003001 has 8 divisors (see below), whose sum is σ = 245503584. Its totient is φ = 199055520.

The previous prime is 222002999. The next prime is 222003031. The reversal of 222003001 is 100300222.

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 222003001 - 2¹ = 222002999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222003031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137431 + ... + 139036.

It is an arithmetic number, because the mean of its divisors is an integer number (30687948).

Almost surely, 2^222003001 is an apocalyptic number.

It is an amenable number.

222003001 is a deficient number, since it is larger than the sum of its proper divisors (23500583).

222003001 is a wasteful number, since it uses less digits than its factorization.

222003001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276551.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 222003001 is about 14899.7651323771. The cubic root of 222003001 is about 605.5076230475.

Adding to 222003001 its reverse (100300222), we get a palindrome (322303223).

The spelling of 222003001 in words is "two hundred twenty-two million, three thousand, one".