121494828494121 has 8 divisors (see below), whose sum is σ = 163944828811680. Its totient is φ = 80020690252992.

The previous prime is 121494828494119. The next prime is 121494828494159.

121494828494121 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 121494828494121 - 2¹ = 121494828494119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121494828414121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243965518816 + ... + 243965519313.

It is an arithmetic number, because the mean of its divisors is an integer number (20493103601460).

Almost surely, 2^{121494828494121} is an apocalyptic number.

It is an amenable number.

121494828494121 is a deficient number, since it is larger than the sum of its proper divisors (42450000317559).

121494828494121 is an equidigital number, since it uses as much as digits as its factorization.

121494828494121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487931038215.

The product of its digits is 10616832, while the sum is 60.

The spelling of 121494828494121 in words is "one hundred twenty-one trillion, four hundred ninety-four billion, eight hundred twenty-eight million, four hundred ninety-four thousand, one hundred twenty-one".