331212211133123 has 16 divisors (see below), whose sum is σ = 341016848504640. Its totient is φ = 321489816614400.

The previous prime is 331212211133099. The next prime is 331212211133183. The reversal of 331212211133123 is 321331112212133.

It is a cyclic number.

It is not a de Polignac number, because 331212211133123 - 2¹⁶ = 331212211067587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331212211133183) 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 15 ways as a sum of consecutive naturals, for example, 892880378 + ... + 893251248.

It is an arithmetic number, because the mean of its divisors is an integer number (21313553031540).

Almost surely, 2^{331212211133123} is an apocalyptic number.

331212211133123 is a deficient number, since it is larger than the sum of its proper divisors (9804637371517).

331212211133123 is a wasteful number, since it uses less digits than its factorization.

331212211133123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481678.

The product of its digits is 3888, while the sum is 29.

Adding to 331212211133123 its reverse (321331112212133), we get a palindrome (652543323345256).

The spelling of 331212211133123 in words is "three hundred thirty-one trillion, two hundred twelve billion, two hundred eleven million, one hundred thirty-three thousand, one hundred twenty-three".