331426212213 has 8 divisors (see below), whose sum is σ = 441907861248. Its totient is φ = 220947685664.

The previous prime is 331426212181. The next prime is 331426212223. The reversal of 331426212213 is 312212624133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 331426212213 - 2⁵ = 331426212181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331426212223) by changing a digit.

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, 520581 + ... + 966362.

It is an arithmetic number, because the mean of its divisors is an integer number (55238482656).

Almost surely, 2^331426212213 is an apocalyptic number.

It is an amenable number.

331426212213 is a deficient number, since it is larger than the sum of its proper divisors (110481649035).

331426212213 is a wasteful number, since it uses less digits than its factorization.

331426212213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561243.

The product of its digits is 10368, while the sum is 30.

Adding to 331426212213 its reverse (312212624133), we get a palindrome (643638836346).

The spelling of 331426212213 in words is "three hundred thirty-one billion, four hundred twenty-six million, two hundred twelve thousand, two hundred thirteen".