30305302801 has 2 divisors, whose sum is σ = 30305302802. Its totient is φ = 30305302800.

The previous prime is 30305302777. The next prime is 30305302813. The reversal of 30305302801 is 10820350303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15977212801 + 14328090000 = 126401^2 + 119700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30305302801 is a prime.

It is a super-2 number, since 2×30305302801² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30305302871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15152651400 + 15152651401.

It is an arithmetic number, because the mean of its divisors is an integer number (15152651401).

Almost surely, 2^30305302801 is an apocalyptic number.

It is an amenable number.

30305302801 is a deficient number, since it is larger than the sum of its proper divisors (1).

30305302801 is an equidigital number, since it uses as much as digits as its factorization.

30305302801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 30305302801 in words is "thirty billion, three hundred five million, three hundred two thousand, eight hundred one".