3001221003 has 8 divisors (see below), whose sum is σ = 4365412416. Its totient is φ = 1818921800.

The previous prime is 3001221001. The next prime is 3001221017.

It is a happy number.

3001221003 is nontrivially palindromic in base 10.

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 3001221003 - 2¹ = 3001221001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3001221003.

It is not an unprimeable number, because it can be changed into a prime (3001221001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45473013 + ... + 45473078.

It is an arithmetic number, because the mean of its divisors is an integer number (545676552).

Almost surely, 2^3001221003 is an apocalyptic number.

3001221003 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3001221003 is a deficient number, since it is larger than the sum of its proper divisors (1364191413).

3001221003 is a wasteful number, since it uses less digits than its factorization.

3001221003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90946105.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 3001221003 is about 54783.4007980520. The cubic root of 3001221003 is about 1442.4452094405.

It can be divided in two parts, 30012 and 21003, that added together give a palindrome (51015).

The spelling of 3001221003 in words is "three billion, one million, two hundred twenty-one thousand, three".