3212321131 has 2 divisors, whose sum is σ = 3212321132. Its totient is φ = 3212321130.

The previous prime is 3212321117. The next prime is 3212321171. The reversal of 3212321131 is 1311232123.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3212321131 is a prime.

It is a super-2 number, since 2×3212321131² = 20638014097338238322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3212321099 and 3212321108.

It is not a weakly prime, because it can be changed into another prime (3212321171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606160565 + 1606160566.

It is an arithmetic number, because the mean of its divisors is an integer number (1606160566).

Almost surely, 2^3212321131 is an apocalyptic number.

3212321131 is a deficient number, since it is larger than the sum of its proper divisors (1).

3212321131 is an equidigital number, since it uses as much as digits as its factorization.

3212321131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 19.

The square root of 3212321131 is about 56677.3423071336. The cubic root of 3212321131 is about 1475.5014870109.

Adding to 3212321131 its reverse (1311232123), we get a palindrome (4523553254).

The spelling of 3212321131 in words is "three billion, two hundred twelve million, three hundred twenty-one thousand, one hundred thirty-one".