10212100201121 has 48 divisors (see below), whose sum is σ = 12954870881280. Its totient is φ = 7879672120320.

The previous prime is 10212100201111. The next prime is 10212100201141. The reversal of 10212100201121 is 12110200121201.

It is not a de Polignac number, because 10212100201121 - 2¹⁸ = 10212099938977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10212100201096 and 10212100201105.

It is not an unprimeable number, because it can be changed into a prime (10212100201111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7021616 + ... + 8350286.

It is an arithmetic number, because the mean of its divisors is an integer number (269893143360).

Almost surely, 2^{10212100201121} is an apocalyptic number.

It is an amenable number.

10212100201121 is a deficient number, since it is larger than the sum of its proper divisors (2742770680159).

10212100201121 is a wasteful number, since it uses less digits than its factorization.

10212100201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328866 (or 1328853 counting only the distinct ones).

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

Adding to 10212100201121 its reverse (12110200121201), we get a palindrome (22322300322322).

The spelling of 10212100201121 in words is "ten trillion, two hundred twelve billion, one hundred million, two hundred one thousand, one hundred twenty-one".