3031232210161 has 2 divisors, whose sum is σ = 3031232210162. Its totient is φ = 3031232210160.

The previous prime is 3031232210143. The next prime is 3031232210219. The reversal of 3031232210161 is 1610122321303.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1774008222561 + 1257223987600 = 1331919^2 + 1121260^2 .

It is an emirp because it is prime and its reverse (1610122321303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3031232210161 - 2⁵ = 3031232210129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3031232210261) 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 as a sum of consecutive naturals, namely, 1515616105080 + 1515616105081.

It is an arithmetic number, because the mean of its divisors is an integer number (1515616105081).

Almost surely, 2^{3031232210161} is an apocalyptic number.

It is an amenable number.

3031232210161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3031232210161 is an equidigital number, since it uses as much as digits as its factorization.

3031232210161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 3031232210161 its reverse (1610122321303), we get a palindrome (4641354531464).

The spelling of 3031232210161 in words is "three trillion, thirty-one billion, two hundred thirty-two million, two hundred ten thousand, one hundred sixty-one".