30012303129973 has 2 divisors, whose sum is σ = 30012303129974. Its totient is φ = 30012303129972.

The previous prime is 30012303129967. The next prime is 30012303129983. The reversal of 30012303129973 is 37992130321003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22126327122769 + 7885976007204 = 4703863^2 + 2808198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30012303129973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30012303129983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15006151564986 + 15006151564987.

It is an arithmetic number, because the mean of its divisors is an integer number (15006151564987).

Almost surely, 2^{30012303129973} is an apocalyptic number.

It is an amenable number.

30012303129973 is a deficient number, since it is larger than the sum of its proper divisors (1).

30012303129973 is an equidigital number, since it uses as much as digits as its factorization.

30012303129973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183708, while the sum is 43.

The spelling of 30012303129973 in words is "thirty trillion, twelve billion, three hundred three million, one hundred twenty-nine thousand, nine hundred seventy-three".