331002222102 has 12 divisors (see below), whose sum is σ = 717171481260. Its totient is φ = 110334074028.

The previous prime is 331002222073. The next prime is 331002222107. The reversal of 331002222102 is 201222200133.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 18389012339 = 331002222102 / (3 + 3 + 1 + 0 + 0 + 2 + 2 + 2 + 2 + 1 + 0 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331002222107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9194506152 + ... + 9194506187.

It is an arithmetic number, because the mean of its divisors is an integer number (59764290105).

Almost surely, 2^331002222102 is an apocalyptic number.

331002222102 is an abundant number, since it is smaller than the sum of its proper divisors (386169259158).

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

331002222102 is a wasteful number, since it uses less digits than its factorization.

331002222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18389012347 (or 18389012344 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 331002222102 its reverse (201222200133), we get a palindrome (532224422235).

The spelling of 331002222102 in words is "three hundred thirty-one billion, two million, two hundred twenty-two thousand, one hundred two".