121022301021929 has 2 divisors, whose sum is σ = 121022301021930. Its totient is φ = 121022301021928.

The previous prime is 121022301021871. The next prime is 121022301022003. The reversal of 121022301021929 is 929120103220121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116224786177600 + 4797514844329 = 10780760^2 + 2190323^2 .

It is an emirp because it is prime and its reverse (929120103220121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121022301021929 - 2¹⁶ = 121022300956393 is a prime.

It is not a weakly prime, because it can be changed into another prime (121022301021329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511150510964 + 60511150510965.

It is an arithmetic number, because the mean of its divisors is an integer number (60511150510965).

Almost surely, 2^{121022301021929} is an apocalyptic number.

It is an amenable number.

121022301021929 is a deficient number, since it is larger than the sum of its proper divisors (1).

121022301021929 is an equidigital number, since it uses as much as digits as its factorization.

121022301021929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 121022301021929 in words is "one hundred twenty-one trillion, twenty-two billion, three hundred one million, twenty-one thousand, nine hundred twenty-nine".