12121021759058 has 8 divisors (see below), whose sum is σ = 18972034057728. Its totient is φ = 5797010406484.

The previous prime is 12121021759057. The next prime is 12121021759061. The reversal of 12121021759058 is 85095712012121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12121021759057) 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 3 ways as a sum of consecutive naturals, for example, 131750236466 + ... + 131750236557.

It is an arithmetic number, because the mean of its divisors is an integer number (2371504257216).

Almost surely, 2^{12121021759058} is an apocalyptic number.

12121021759058 is a deficient number, since it is larger than the sum of its proper divisors (6851012298670).

12121021759058 is a wasteful number, since it uses less digits than its factorization.

12121021759058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263500473048.

The product of its (nonzero) digits is 100800, while the sum is 44.

The spelling of 12121021759058 in words is "twelve trillion, one hundred twenty-one billion, twenty-one million, seven hundred fifty-nine thousand, fifty-eight".