10212020000121 has 8 divisors (see below), whose sum is σ = 13616223171840. Its totient is φ = 6807915080912.

The previous prime is 10212020000107. The next prime is 10212020000137. The reversal of 10212020000121 is 12100002021201.

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 10212020000121 - 2²¹ = 10212017902969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10212020000097 and 10212020000106.

It is not an unprimeable number, because it can be changed into a prime (10212020000101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24320265 + ... + 24736598.

It is an arithmetic number, because the mean of its divisors is an integer number (1702027896480).

Almost surely, 2^{10212020000121} is an apocalyptic number.

It is an amenable number.

10212020000121 is a deficient number, since it is larger than the sum of its proper divisors (3404203171719).

10212020000121 is an equidigital number, since it uses as much as digits as its factorization.

10212020000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49126255.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10212020000121 its reverse (12100002021201), we get a palindrome (22312022021322).

The spelling of 10212020000121 in words is "ten trillion, two hundred twelve billion, twenty million, one hundred twenty-one", and thus it is an aban number.