30222586397 has 2 divisors, whose sum is σ = 30222586398. Its totient is φ = 30222586396.

The previous prime is 30222586327. The next prime is 30222586411. The reversal of 30222586397 is 79368522203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16018952356 + 14203634041 = 126566^2 + 119179^2 .

It is a cyclic number.

It is not a de Polignac number, because 30222586397 - 2¹⁴ = 30222570013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30222586327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15111293198 + 15111293199.

It is an arithmetic number, because the mean of its divisors is an integer number (15111293199).

Almost surely, 2^30222586397 is an apocalyptic number.

It is an amenable number.

30222586397 is a deficient number, since it is larger than the sum of its proper divisors (1).

30222586397 is an equidigital number, since it uses as much as digits as its factorization.

30222586397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 30222586397 in words is "thirty billion, two hundred twenty-two million, five hundred eighty-six thousand, three hundred ninety-seven".