30302101 has 2 divisors, whose sum is σ = 30302102. Its totient is φ = 30302100.

The previous prime is 30302059. The next prime is 30302119. The reversal of 30302101 is 10120303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18748900 + 11553201 = 4330^2 + 3399^2 .

It is an emirp because it is prime and its reverse (10120303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30302101 - 2⁹ = 30301589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30302171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15151050 + 15151051.

It is an arithmetic number, because the mean of its divisors is an integer number (15151051).

Almost surely, 2^30302101 is an apocalyptic number.

It is an amenable number.

30302101 is a deficient number, since it is larger than the sum of its proper divisors (1).

30302101 is an equidigital number, since it uses as much as digits as its factorization.

30302101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 30302101 is about 5504.7344168452. The cubic root of 30302101 is about 311.7627668738.

Adding to 30302101 its reverse (10120303), we get a palindrome (40422404).

It can be divided in two parts, 30302 and 101, that added together give a palindrome (30403).

The spelling of 30302101 in words is "thirty million, three hundred two thousand, one hundred one".