331143122232213 has 16 divisors (see below), whose sum is σ = 447267413940480. Its totient is φ = 217892385225216.

The previous prime is 331143122232211. The next prime is 331143122232233. The reversal of 331143122232213 is 312232221341133.

It is not a de Polignac number, because 331143122232213 - 2¹ = 331143122232211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331143122232211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240464320 + ... + 241837497.

It is an arithmetic number, because the mean of its divisors is an integer number (27954213371280).

Almost surely, 2^{331143122232213} is an apocalyptic number.

It is an amenable number.

331143122232213 is a deficient number, since it is larger than the sum of its proper divisors (116124291708267).

331143122232213 is a wasteful number, since it uses less digits than its factorization.

331143122232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482304796.

The product of its digits is 31104, while the sum is 33.

Adding to 331143122232213 its reverse (312232221341133), we get a palindrome (643375343573346).

The spelling of 331143122232213 in words is "three hundred thirty-one trillion, one hundred forty-three billion, one hundred twenty-two million, two hundred thirty-two thousand, two hundred thirteen".