31300022041 has 2 divisors, whose sum is σ = 31300022042. Its totient is φ = 31300022040.

The previous prime is 31300022023. The next prime is 31300022087. The reversal of 31300022041 is 14022000313.

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., 24768149641 + 6531872400 = 157379^2 + 80820^2 .

It is an emirp because it is prime and its reverse (14022000313) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31300022041 is a prime.

It is not a weakly prime, because it can be changed into another prime (31300022441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15650011020 + 15650011021.

It is an arithmetic number, because the mean of its divisors is an integer number (15650011021).

Almost surely, 2^31300022041 is an apocalyptic number.

It is an amenable number.

31300022041 is a deficient number, since it is larger than the sum of its proper divisors (1).

31300022041 is an equidigital number, since it uses as much as digits as its factorization.

31300022041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 31300022041 its reverse (14022000313), we get a palindrome (45322022354).

The spelling of 31300022041 in words is "thirty-one billion, three hundred million, twenty-two thousand, forty-one".