20210133202101 has 12 divisors (see below), whose sum is σ = 29981398804812. Its totient is φ = 13109275590336.

The previous prime is 20210133202099. The next prime is 20210133202109. The reversal of 20210133202101 is 10120233101202.

20210133202101 is a `hidden beast` number, since 20 + 2 + 101 + 332 + 0 + 210 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17182898591076 + 3027234611025 = 4145226^2 + 1739895^2 .

It is not a de Polignac number, because 20210133202101 - 2¹ = 20210133202099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20210133202109) 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 11 ways as a sum of consecutive naturals, for example, 30345545016 + ... + 30345545681.

It is an arithmetic number, because the mean of its divisors is an integer number (2498449900401).

Almost surely, 2^{20210133202101} is an apocalyptic number.

It is an amenable number.

20210133202101 is a deficient number, since it is larger than the sum of its proper divisors (9771265602711).

20210133202101 is a wasteful number, since it uses less digits than its factorization.

20210133202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60691090740 (or 60691090737 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 20210133202101 its reverse (10120233101202), we get a palindrome (30330366303303).

The spelling of 20210133202101 in words is "twenty trillion, two hundred ten billion, one hundred thirty-three million, two hundred two thousand, one hundred one".