30400133033 has 2 divisors, whose sum is σ = 30400133034. Its totient is φ = 30400133032.

The previous prime is 30400133011. The next prime is 30400133083. The reversal of 30400133033 is 33033100403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26677668889 + 3722464144 = 163333^2 + 61012^2 .

It is a cyclic number.

It is not a de Polignac number, because 30400133033 - 2¹² = 30400128937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30400132996 and 30400133014.

It is not a weakly prime, because it can be changed into another prime (30400133083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15200066516 + 15200066517.

It is an arithmetic number, because the mean of its divisors is an integer number (15200066517).

Almost surely, 2^30400133033 is an apocalyptic number.

It is an amenable number.

30400133033 is a deficient number, since it is larger than the sum of its proper divisors (1).

30400133033 is an equidigital number, since it uses as much as digits as its factorization.

30400133033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 30400133033 its reverse (33033100403), we get a palindrome (63433233436).

The spelling of 30400133033 in words is "thirty billion, four hundred million, one hundred thirty-three thousand, thirty-three".