30202130237 has 2 divisors, whose sum is σ = 30202130238. Its totient is φ = 30202130236.

The previous prime is 30202130191. The next prime is 30202130239. The reversal of 30202130237 is 73203120203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23934874681 + 6267255556 = 154709^2 + 79166^2 .

It is a cyclic number.

It is not a de Polignac number, because 30202130237 - 2¹⁰ = 30202129213 is a prime.

Together with 30202130239, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30202130239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15101065118 + 15101065119.

It is an arithmetic number, because the mean of its divisors is an integer number (15101065119).

Almost surely, 2^30202130237 is an apocalyptic number.

It is an amenable number.

30202130237 is a deficient number, since it is larger than the sum of its proper divisors (1).

30202130237 is an equidigital number, since it uses as much as digits as its factorization.

30202130237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 23.

The spelling of 30202130237 in words is "thirty billion, two hundred two million, one hundred thirty thousand, two hundred thirty-seven".