30300142133 has 2 divisors, whose sum is σ = 30300142134. Its totient is φ = 30300142132.

The previous prime is 30300142087. The next prime is 30300142141. The reversal of 30300142133 is 33124100303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29139172804 + 1160969329 = 170702^2 + 34073^2 .

It is a cyclic number.

It is not a de Polignac number, because 30300142133 - 2¹⁸ = 30299879989 is a prime.

It is a super-2 number, since 2×30300142133² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30300342133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15150071066 + 15150071067.

It is an arithmetic number, because the mean of its divisors is an integer number (15150071067).

Almost surely, 2^30300142133 is an apocalyptic number.

It is an amenable number.

30300142133 is a deficient number, since it is larger than the sum of its proper divisors (1).

30300142133 is an equidigital number, since it uses as much as digits as its factorization.

30300142133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30300142133 its reverse (33124100303), we get a palindrome (63424242436).

The spelling of 30300142133 in words is "thirty billion, three hundred million, one hundred forty-two thousand, one hundred thirty-three".