30211121221301 has 2 divisors, whose sum is σ = 30211121221302. Its totient is φ = 30211121221300.

The previous prime is 30211121221279. The next prime is 30211121221319. The reversal of 30211121221301 is 10312212111203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18588299302225 + 11622821919076 = 4311415^2 + 3409226^2 .

It is a cyclic number.

It is not a de Polignac number, because 30211121221301 - 2²² = 30211117026997 is a prime.

It is a super-2 number, since 2×30211121221301² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30211121223301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15105560610650 + 15105560610651.

It is an arithmetic number, because the mean of its divisors is an integer number (15105560610651).

Almost surely, 2^{30211121221301} is an apocalyptic number.

It is an amenable number.

30211121221301 is a deficient number, since it is larger than the sum of its proper divisors (1).

30211121221301 is an equidigital number, since it uses as much as digits as its factorization.

30211121221301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 30211121221301 its reverse (10312212111203), we get a palindrome (40523333332504).

The spelling of 30211121221301 in words is "thirty trillion, two hundred eleven billion, one hundred twenty-one million, two hundred twenty-one thousand, three hundred one".