30222213397 has 2 divisors, whose sum is σ = 30222213398. Its totient is φ = 30222213396.

The previous prime is 30222213313. The next prime is 30222213481. The reversal of 30222213397 is 79331222203.

It is a balanced prime because it is at equal distance from previous prime (30222213313) and next prime (30222213481).

It can be written as a sum of positive squares in only one way, i.e., 26725383441 + 3496829956 = 163479^2 + 59134^2 .

It is an emirp because it is prime and its reverse (79331222203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30222213397 - 2¹⁵ = 30222180629 is a prime.

It is a super-2 number, since 2×30222213397² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30222213997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15111106698 + 15111106699.

It is an arithmetic number, because the mean of its divisors is an integer number (15111106699).

Almost surely, 2^30222213397 is an apocalyptic number.

It is an amenable number.

30222213397 is a deficient number, since it is larger than the sum of its proper divisors (1).

30222213397 is an equidigital number, since it uses as much as digits as its factorization.

30222213397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The spelling of 30222213397 in words is "thirty billion, two hundred twenty-two million, two hundred thirteen thousand, three hundred ninety-seven".