30221201149 has 2 divisors, whose sum is σ = 30221201150. Its totient is φ = 30221201148.

The previous prime is 30221201119. The next prime is 30221201173. The reversal of 30221201149 is 94110212203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23891884900 + 6329316249 = 154570^2 + 79557^2 .

It is a cyclic number.

It is not a de Polignac number, because 30221201149 - 2⁹ = 30221200637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30221201119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110600574 + 15110600575.

It is an arithmetic number, because the mean of its divisors is an integer number (15110600575).

Almost surely, 2^30221201149 is an apocalyptic number.

It is an amenable number.

30221201149 is a deficient number, since it is larger than the sum of its proper divisors (1).

30221201149 is an equidigital number, since it uses as much as digits as its factorization.

30221201149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 30221201149 in words is "thirty billion, two hundred twenty-one million, two hundred one thousand, one hundred forty-nine".