121033001329 has 2 divisors, whose sum is σ = 121033001330. Its totient is φ = 121033001328.

The previous prime is 121033001279. The next prime is 121033001333. The reversal of 121033001329 is 923100330121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111507241329 + 9525760000 = 333927^2 + 97600^2 .

It is a cyclic number.

It is not a de Polignac number, because 121033001329 - 2⁹ = 121033000817 is a prime.

It is not a weakly prime, because it can be changed into another prime (121033001339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516500664 + 60516500665.

It is an arithmetic number, because the mean of its divisors is an integer number (60516500665).

Almost surely, 2^121033001329 is an apocalyptic number.

It is an amenable number.

121033001329 is a deficient number, since it is larger than the sum of its proper divisors (1).

121033001329 is an equidigital number, since it uses as much as digits as its factorization.

121033001329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 121033001329 in words is "one hundred twenty-one billion, thirty-three million, one thousand, three hundred twenty-nine".