30220312937 has 2 divisors, whose sum is σ = 30220312938. Its totient is φ = 30220312936.

The previous prime is 30220312921. The next prime is 30220312963. The reversal of 30220312937 is 73921302203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21136507456 + 9083805481 = 145384^2 + 95309^2 .

It is a cyclic number.

It is not a de Polignac number, because 30220312937 - 2⁴ = 30220312921 is a prime.

It is not a weakly prime, because it can be changed into another prime (30220312537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110156468 + 15110156469.

It is an arithmetic number, because the mean of its divisors is an integer number (15110156469).

Almost surely, 2^30220312937 is an apocalyptic number.

It is an amenable number.

30220312937 is a deficient number, since it is larger than the sum of its proper divisors (1).

30220312937 is an equidigital number, since it uses as much as digits as its factorization.

30220312937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

The spelling of 30220312937 in words is "thirty billion, two hundred twenty million, three hundred twelve thousand, nine hundred thirty-seven".