30033200129 has 2 divisors, whose sum is σ = 30033200130. Its totient is φ = 30033200128.

The previous prime is 30033200069. The next prime is 30033200137. The reversal of 30033200129 is 92100233003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25805209600 + 4227990529 = 160640^2 + 65023^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30033200129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (30033203129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15016600064 + 15016600065.

It is an arithmetic number, because the mean of its divisors is an integer number (15016600065).

Almost surely, 2^30033200129 is an apocalyptic number.

It is an amenable number.

30033200129 is a deficient number, since it is larger than the sum of its proper divisors (1).

30033200129 is an equidigital number, since it uses as much as digits as its factorization.

30033200129 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 23.

The spelling of 30033200129 in words is "thirty billion, thirty-three million, two hundred thousand, one hundred twenty-nine".