10010202020121 has 32 divisors (see below), whose sum is σ = 13844418186240. Its totient is φ = 6430008110400.

The previous prime is 10010202020113. The next prime is 10010202020173. The reversal of 10010202020121 is 12102020201001.

It is not a de Polignac number, because 10010202020121 - 2³ = 10010202020113 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10010202020097 and 10010202020106.

It is not an unprimeable number, because it can be changed into a prime (10010202020111) 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 31 ways as a sum of consecutive naturals, for example, 1417516 + ... + 4693586.

It is an arithmetic number, because the mean of its divisors is an integer number (432638068320).

Almost surely, 2^{10010202020121} is an apocalyptic number.

It is an amenable number.

10010202020121 is a deficient number, since it is larger than the sum of its proper divisors (3834216166119).

10010202020121 is a wasteful number, since it uses less digits than its factorization.

10010202020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276477.

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

Adding to 10010202020121 its reverse (12102020201001), we get a palindrome (22112222221122).

The spelling of 10010202020121 in words is "ten trillion, ten billion, two hundred two million, twenty thousand, one hundred twenty-one".