30221133121033 has 2 divisors, whose sum is σ = 30221133121034. Its totient is φ = 30221133121032.

The previous prime is 30221133121031. The next prime is 30221133121037. The reversal of 30221133121033 is 33012133112203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30175553859984 + 45579261049 = 5493228^2 + 213493^2 .

It is a cyclic number.

It is not a de Polignac number, because 30221133121033 - 2¹ = 30221133121031 is a prime.

Together with 30221133121031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 30221133120989 and 30221133121007.

It is not a weakly prime, because it can be changed into another prime (30221133121031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110566560516 + 15110566560517.

It is an arithmetic number, because the mean of its divisors is an integer number (15110566560517).

Almost surely, 2^{30221133121033} is an apocalyptic number.

It is an amenable number.

30221133121033 is a deficient number, since it is larger than the sum of its proper divisors (1).

30221133121033 is an equidigital number, since it uses as much as digits as its factorization.

30221133121033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 30221133121033 its reverse (33012133112203), we get a palindrome (63233266233236).

The spelling of 30221133121033 in words is "thirty trillion, two hundred twenty-one billion, one hundred thirty-three million, one hundred twenty-one thousand, thirty-three".