331212213231130 has 128 divisors (see below), whose sum is σ = 750977470623744. Its totient is φ = 102167589427200.

The previous prime is 331212213231073. The next prime is 331212213231131. The reversal of 331212213231130 is 31132312212133.

It is not an unprimeable number, because it can be changed into a prime (331212213231131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4237199307 + ... + 4237277473.

It is an arithmetic number, because the mean of its divisors is an integer number (5867011489248).

Almost surely, 2^{331212213231130} is an apocalyptic number.

331212213231130 is an abundant number, since it is smaller than the sum of its proper divisors (419765257392614).

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

331212213231130 is a wasteful number, since it uses less digits than its factorization.

331212213231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135020.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 331212213231130 its reverse (31132312212133), we get a palindrome (362344525443263).

The spelling of 331212213231130 in words is "three hundred thirty-one trillion, two hundred twelve billion, two hundred thirteen million, two hundred thirty-one thousand, one hundred thirty".