1222001002003 has 8 divisors (see below), whose sum is σ = 1233301876400. Its totient is φ = 1210701761568.

The previous prime is 1222001001997. The next prime is 1222001002007. The reversal of 1222001002003 is 3002001002221.

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 1222001002003 - 2⁹ = 1222001001491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222001002007) 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, 1120513 + ... + 1923421.

It is an arithmetic number, because the mean of its divisors is an integer number (154162734550).

Almost surely, 2^{1222001002003} is an apocalyptic number.

1222001002003 is a deficient number, since it is larger than the sum of its proper divisors (11300874397).

1222001002003 is a wasteful number, since it uses less digits than its factorization.

1222001002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816981.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 1222001002003 its reverse (3002001002221), we get a palindrome (4224002004224).

The spelling of 1222001002003 in words is "one trillion, two hundred twenty-two billion, one million, two thousand, three".