30011121029 has 2 divisors, whose sum is σ = 30011121030. Its totient is φ = 30011121028.

The previous prime is 30011121013. The next prime is 30011121043. The reversal of 30011121029 is 92012111003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25222204225 + 4788916804 = 158815^2 + 69202^2 .

It is a cyclic number.

It is not a de Polignac number, because 30011121029 - 2⁴ = 30011121013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30011121029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30011121079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15005560514 + 15005560515.

It is an arithmetic number, because the mean of its divisors is an integer number (15005560515).

Almost surely, 2^30011121029 is an apocalyptic number.

It is an amenable number.

30011121029 is a deficient number, since it is larger than the sum of its proper divisors (1).

30011121029 is an equidigital number, since it uses as much as digits as its factorization.

30011121029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 30011121029 in words is "thirty billion, eleven million, one hundred twenty-one thousand, twenty-nine".