30146423233 has 2 divisors, whose sum is σ = 30146423234. Its totient is φ = 30146423232.

The previous prime is 30146423183. The next prime is 30146423257. The reversal of 30146423233 is 33232464103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15503487169 + 14642936064 = 124513^2 + 121008^2 .

It is a cyclic number.

It is not a de Polignac number, because 30146423233 - 2³³ = 21556488641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30146423195 and 30146423204.

It is not a weakly prime, because it can be changed into another prime (30146421233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15073211616 + 15073211617.

It is an arithmetic number, because the mean of its divisors is an integer number (15073211617).

Almost surely, 2^30146423233 is an apocalyptic number.

It is an amenable number.

30146423233 is a deficient number, since it is larger than the sum of its proper divisors (1).

30146423233 is an equidigital number, since it uses as much as digits as its factorization.

30146423233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 30146423233 its reverse (33232464103), we get a palindrome (63378887336).

The spelling of 30146423233 in words is "thirty billion, one hundred forty-six million, four hundred twenty-three thousand, two hundred thirty-three".