121333330973 has 2 divisors, whose sum is σ = 121333330974. Its totient is φ = 121333330972.

The previous prime is 121333330949. The next prime is 121333331003. The reversal of 121333330973 is 379033333121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121227919684 + 105411289 = 348178^2 + 10267^2 .

It is an emirp because it is prime and its reverse (379033333121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121333330973 - 2³² = 117038363677 is a prime.

It is a super-2 number, since 2×121333330973² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121333330073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60666665486 + 60666665487.

It is an arithmetic number, because the mean of its divisors is an integer number (60666665487).

Almost surely, 2^121333330973 is an apocalyptic number.

It is an amenable number.

121333330973 is a deficient number, since it is larger than the sum of its proper divisors (1).

121333330973 is an equidigital number, since it uses as much as digits as its factorization.

121333330973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91854, while the sum is 38.

The spelling of 121333330973 in words is "one hundred twenty-one billion, three hundred thirty-three million, three hundred thirty thousand, nine hundred seventy-three".