121753755026 has 16 divisors (see below), whose sum is σ = 182789115264. Its totient is φ = 60824076144.

The previous prime is 121753755007. The next prime is 121753755031. The reversal of 121753755026 is 620557357121.

121753755026 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20622791 + ... + 20628693.

It is an arithmetic number, because the mean of its divisors is an integer number (11424319704).

Almost surely, 2^121753755026 is an apocalyptic number.

121753755026 is a deficient number, since it is larger than the sum of its proper divisors (61035360238).

121753755026 is a wasteful number, since it uses less digits than its factorization.

121753755026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13105.

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 121753755026 in words is "one hundred twenty-one billion, seven hundred fifty-three million, seven hundred fifty-five thousand, twenty-six".