331002102 has 16 divisors (see below), whose sum is σ = 678151152. Its totient is φ = 107642880.

The previous prime is 331002101. The next prime is 331002103. The reversal of 331002102 is 201200133.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (331002101) and next prime (331002103).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331002101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672523 + ... + 673014.

It is an arithmetic number, because the mean of its divisors is an integer number (42384447).

Almost surely, 2^331002102 is an apocalyptic number.

331002102 is an abundant number, since it is smaller than the sum of its proper divisors (347149050).

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

331002102 is a wasteful number, since it uses less digits than its factorization.

331002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345583.

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

The square root of 331002102 is about 18193.4631667531. The cubic root of 331002102 is about 691.7411059446.

Adding to 331002102 its reverse (201200133), we get a palindrome (532202235).

The spelling of 331002102 in words is "three hundred thirty-one million, two thousand, one hundred two".