121275050673 has 16 divisors (see below), whose sum is σ = 184855463936. Its totient is φ = 69279258960.

The previous prime is 121275050623. The next prime is 121275050683. The reversal of 121275050673 is 376050572121.

It is a happy number.

It is not a de Polignac number, because 121275050673 - 2⁶ = 121275050609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121275050623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 793543 + ... + 933948.

It is an arithmetic number, because the mean of its divisors is an integer number (11553466496).

Almost surely, 2^121275050673 is an apocalyptic number.

It is an amenable number.

121275050673 is a deficient number, since it is larger than the sum of its proper divisors (63580413263).

121275050673 is a wasteful number, since it uses less digits than its factorization.

121275050673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730844.

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 121275050673 in words is "one hundred twenty-one billion, two hundred seventy-five million, fifty thousand, six hundred seventy-three".