30002221021193 has 2 divisors, whose sum is σ = 30002221021194. Its totient is φ = 30002221021192.

The previous prime is 30002221021189. The next prime is 30002221021273. The reversal of 30002221021193 is 39112012220003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20885704327744 + 9116516693449 = 4570088^2 + 3019357^2 .

It is a cyclic number.

It is not a de Polignac number, because 30002221021193 - 2² = 30002221021189 is a prime.

It is not a weakly prime, because it can be changed into another prime (30002221051193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15001110510596 + 15001110510597.

It is an arithmetic number, because the mean of its divisors is an integer number (15001110510597).

Almost surely, 2^{30002221021193} is an apocalyptic number.

It is an amenable number.

30002221021193 is a deficient number, since it is larger than the sum of its proper divisors (1).

30002221021193 is an equidigital number, since it uses as much as digits as its factorization.

30002221021193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 30002221021193 its reverse (39112012220003), we get a palindrome (69114233241196).

The spelling of 30002221021193 in words is "thirty trillion, two billion, two hundred twenty-one million, twenty-one thousand, one hundred ninety-three".