10020202101 has 192 divisors, whose sum is σ = 19790604288. Its totient is φ = 4735770624.

The previous prime is 10020202063. The next prime is 10020202109. The reversal of 10020202101 is 10120202001.

It is not a de Polignac number, because 10020202101 - 2¹⁰ = 10020201077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020202109) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 27302820 + ... + 27303186.

It is an arithmetic number, because the mean of its divisors is an integer number (103076064).

Almost surely, 2^10020202101 is an apocalyptic number.

It is an amenable number.

10020202101 is a deficient number, since it is larger than the sum of its proper divisors (9770402187).

10020202101 is a wasteful number, since it uses less digits than its factorization.

10020202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500 (or 497 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10020202101 its reverse (10120202001), we get a palindrome (20140404102).

The spelling of 10020202101 in words is "ten billion, twenty million, two hundred two thousand, one hundred one".