30340020233 has 2 divisors, whose sum is σ = 30340020234. Its totient is φ = 30340020232.

The previous prime is 30340020163. The next prime is 30340020247. The reversal of 30340020233 is 33202004303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16794086464 + 13545933769 = 129592^2 + 116387^2 .

It is a cyclic number.

It is not a de Polignac number, because 30340020233 - 2⁸ = 30340019977 is a prime.

It is not a weakly prime, because it can be changed into another prime (30340020283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15170010116 + 15170010117.

It is an arithmetic number, because the mean of its divisors is an integer number (15170010117).

Almost surely, 2^30340020233 is an apocalyptic number.

It is an amenable number.

30340020233 is a deficient number, since it is larger than the sum of its proper divisors (1).

30340020233 is an equidigital number, since it uses as much as digits as its factorization.

30340020233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 30340020233 its reverse (33202004303), we get a palindrome (63542024536).

The spelling of 30340020233 in words is "thirty billion, three hundred forty million, twenty thousand, two hundred thirty-three".