30302842133 has 2 divisors, whose sum is σ = 30302842134. Its totient is φ = 30302842132.

The previous prime is 30302842123. The next prime is 30302842169. The reversal of 30302842133 is 33124820303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29339236369 + 963605764 = 171287^2 + 31042^2 .

It is a cyclic number.

It is not a de Polignac number, because 30302842133 - 2⁴ = 30302842117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30302842096 and 30302842105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30302842123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15151421066 + 15151421067.

It is an arithmetic number, because the mean of its divisors is an integer number (15151421067).

Almost surely, 2^30302842133 is an apocalyptic number.

It is an amenable number.

30302842133 is a deficient number, since it is larger than the sum of its proper divisors (1).

30302842133 is an equidigital number, since it uses as much as digits as its factorization.

30302842133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The spelling of 30302842133 in words is "thirty billion, three hundred two million, eight hundred forty-two thousand, one hundred thirty-three".