331201002 has 16 divisors (see below), whose sum is σ = 722620512. Its totient is φ = 100363920.

The previous prime is 331200983. The next prime is 331201019. The reversal of 331201002 is 200102133.

It is a happy number.

It is an unprimeable number.

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, 2509033 + ... + 2509164.

It is an arithmetic number, because the mean of its divisors is an integer number (45163782).

Almost surely, 2^331201002 is an apocalyptic number.

331201002 is an abundant number, since it is smaller than the sum of its proper divisors (391419510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331201002 is a wasteful number, since it uses less digits than its factorization.

331201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018213.

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

The square root of 331201002 is about 18198.9285948377. The cubic root of 331201002 is about 691.8796345274.

Adding to 331201002 its reverse (200102133), we get a palindrome (531303135).

The spelling of 331201002 in words is "three hundred thirty-one million, two hundred one thousand, two".