121012000210121 has 8 divisors (see below), whose sum is σ = 123212580941760. Its totient is φ = 118816403807952.

The previous prime is 121012000210111. The next prime is 121012000210133.

121012000210121 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 121012000210121 - 2³⁰ = 121010926468297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121012000210096 and 121012000210105.

It is not an unprimeable number, because it can be changed into a prime (121012000210111) 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, 1246033370 + ... + 1246130483.

It is an arithmetic number, because the mean of its divisors is an integer number (15401572617720).

Almost surely, 2^{121012000210121} is an apocalyptic number.

It is an amenable number.

121012000210121 is a deficient number, since it is larger than the sum of its proper divisors (2200580731639).

121012000210121 is an equidigital number, since it uses as much as digits as its factorization.

121012000210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492164735.

The product of its (nonzero) digits is 16, while the sum is 14.

It can be divided in two parts, 121012000 and 210121, that added together give a palindrome (121222121).

The spelling of 121012000210121 in words is "one hundred twenty-one trillion, twelve billion, two hundred ten thousand, one hundred twenty-one".