331201003 has 8 divisors (see below), whose sum is σ = 380311040. Its totient is φ = 282539880.

The previous prime is 331200983. The next prime is 331201019. The reversal of 331201003 is 300102133.

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

It is not a de Polignac number, because 331201003 - 2¹³ = 331192811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331201063) 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, 110643 + ... + 113596.

It is an arithmetic number, because the mean of its divisors is an integer number (47538880).

Almost surely, 2^331201003 is an apocalyptic number.

331201003 is a deficient number, since it is larger than the sum of its proper divisors (49110037).

331201003 is a wasteful number, since it uses less digits than its factorization.

331201003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224457.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 331201003 is about 18198.9286223118. The cubic root of 331201003 is about 691.8796352237.

Adding to 331201003 its reverse (300102133), we get a palindrome (631303136).

The spelling of 331201003 in words is "three hundred thirty-one million, two hundred one thousand, three".