3213034043431 has 2 divisors, whose sum is σ = 3213034043432. Its totient is φ = 3213034043430.

The previous prime is 3213034043389. The next prime is 3213034043449. The reversal of 3213034043431 is 1343404303123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3213034043431 is a prime.

It is a super-2 number, since 2×3213034043431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3213034043393 and 3213034043402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3213034043731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606517021715 + 1606517021716.

It is an arithmetic number, because the mean of its divisors is an integer number (1606517021716).

Almost surely, 2^{3213034043431} is an apocalyptic number.

3213034043431 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213034043431 is an equidigital number, since it uses as much as digits as its factorization.

3213034043431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 3213034043431 its reverse (1343404303123), we get a palindrome (4556438346554).

The spelling of 3213034043431 in words is "three trillion, two hundred thirteen billion, thirty-four million, forty-three thousand, four hundred thirty-one".