30336402091 has 2 divisors, whose sum is σ = 30336402092. Its totient is φ = 30336402090.

The previous prime is 30336402077. The next prime is 30336402119. The reversal of 30336402091 is 19020463303.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30336402091 - 2⁵ = 30336402059 is a prime.

It is not a weakly prime, because it can be changed into another prime (30336402491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15168201045 + 15168201046.

It is an arithmetic number, because the mean of its divisors is an integer number (15168201046).

Almost surely, 2^30336402091 is an apocalyptic number.

30336402091 is a deficient number, since it is larger than the sum of its proper divisors (1).

30336402091 is an equidigital number, since it uses as much as digits as its factorization.

30336402091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 30336402091 its reverse (19020463303), we get a palindrome (49356865394).

The spelling of 30336402091 in words is "thirty billion, three hundred thirty-six million, four hundred two thousand, ninety-one".