30000031123033 has 2 divisors, whose sum is σ = 30000031123034. Its totient is φ = 30000031123032.

The previous prime is 30000031123009. The next prime is 30000031123039. The reversal of 30000031123033 is 33032113000003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29518010570304 + 482020552729 = 5433048^2 + 694277^2 .

It is a cyclic number.

It is not a de Polignac number, because 30000031123033 - 2²⁹ = 29999494252121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30000031123033.

It is not a weakly prime, because it can be changed into another prime (30000031123039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15000015561516 + 15000015561517.

It is an arithmetic number, because the mean of its divisors is an integer number (15000015561517).

Almost surely, 2^{30000031123033} is an apocalyptic number.

It is an amenable number.

30000031123033 is a deficient number, since it is larger than the sum of its proper divisors (1).

30000031123033 is an equidigital number, since it uses as much as digits as its factorization.

30000031123033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30000031123033 its reverse (33032113000003), we get a palindrome (63032144123036).

The spelling of 30000031123033 in words is "thirty trillion, thirty-one million, one hundred twenty-three thousand, thirty-three".