121003330112121 has 8 divisors (see below), whose sum is σ = 161339965598560. Its totient is φ = 80667790683552.

The previous prime is 121003330112047. The next prime is 121003330112131. The reversal of 121003330112121 is 121211033300121.

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

It is not a de Polignac number, because 121003330112121 - 2²¹ = 121003328014969 is a prime.

It is a super-2 number, since 2×121003330112121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121003330112131) 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 7 ways as a sum of consecutive naturals, for example, 273756835 + ... + 274198488.

It is an arithmetic number, because the mean of its divisors is an integer number (20167495699820).

Almost surely, 2^{121003330112121} is an apocalyptic number.

It is an amenable number.

121003330112121 is a deficient number, since it is larger than the sum of its proper divisors (40336635486439).

121003330112121 is an equidigital number, since it uses as much as digits as its factorization.

121003330112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548028935.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 121003330112121 its reverse (121211033300121), we get a palindrome (242214363412242).

The spelling of 121003330112121 in words is "one hundred twenty-one trillion, three billion, three hundred thirty million, one hundred twelve thousand, one hundred twenty-one".