2010002020121 has 8 divisors (see below), whose sum is σ = 2011199697024. Its totient is φ = 2008804509360.

The previous prime is 2010002020111. The next prime is 2010002020157. The reversal of 2010002020121 is 1210202000102.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2010002020121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010002020111) 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, 30811280 + ... + 30876446.

It is an arithmetic number, because the mean of its divisors is an integer number (251399962128).

Almost surely, 2^{2010002020121} is an apocalyptic number.

It is an amenable number.

2010002020121 is a deficient number, since it is larger than the sum of its proper divisors (1197676903).

2010002020121 is a wasteful number, since it uses less digits than its factorization.

2010002020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83071.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2010002020121 its reverse (1210202000102), we get a palindrome (3220204020223).

The spelling of 2010002020121 in words is "two trillion, ten billion, two million, twenty thousand, one hundred twenty-one".