30001131322993 has 2 divisors, whose sum is σ = 30001131322994. Its totient is φ = 30001131322992.

The previous prime is 30001131322979. The next prime is 30001131323029. The reversal of 30001131322993 is 39922313110003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27886352247009 + 2114779075984 = 5280753^2 + 1454228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30001131322993 is a prime.

It is not a weakly prime, because it can be changed into another prime (30001131322933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15000565661496 + 15000565661497.

It is an arithmetic number, because the mean of its divisors is an integer number (15000565661497).

Almost surely, 2^{30001131322993} is an apocalyptic number.

It is an amenable number.

30001131322993 is a deficient number, since it is larger than the sum of its proper divisors (1).

30001131322993 is an equidigital number, since it uses as much as digits as its factorization.

30001131322993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 37.

Adding to 30001131322993 its reverse (39922313110003), we get a palindrome (69923444432996).

The spelling of 30001131322993 in words is "thirty trillion, one billion, one hundred thirty-one million, three hundred twenty-two thousand, nine hundred ninety-three".