121232029 has 2 divisors, whose sum is σ = 121232030. Its totient is φ = 121232028.

The previous prime is 121232021. The next prime is 121232051. The reversal of 121232029 is 920232121.

It is an a-pointer prime, because the next prime (121232051) can be obtained adding 121232029 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84143929 + 37088100 = 9173^2 + 6090^2 .

It is a cyclic number.

It is not a de Polignac number, because 121232029 - 2³ = 121232021 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121232021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60616014 + 60616015.

It is an arithmetic number, because the mean of its divisors is an integer number (60616015).

Almost surely, 2^121232029 is an apocalyptic number.

It is an amenable number.

121232029 is a deficient number, since it is larger than the sum of its proper divisors (1).

121232029 is an equidigital number, since it uses as much as digits as its factorization.

121232029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 121232029 is about 11010.5417214595. The cubic root of 121232029 is about 494.9246955472.

The spelling of 121232029 in words is "one hundred twenty-one million, two hundred thirty-two thousand, twenty-nine".