202120102110211 has 8 divisors (see below), whose sum is σ = 202136918252720. Its totient is φ = 202103286561792.

The previous prime is 202120102110149. The next prime is 202120102110221. The reversal of 202120102110211 is 112011201021202.

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

It is a cyclic number.

It is not a de Polignac number, because 202120102110211 - 2¹⁷ = 202120101979139 is a prime.

It is a super-2 number, since 2×202120102110211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202120102110221) 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 7 ways as a sum of consecutive naturals, for example, 890899756 + ... + 891126598.

It is an arithmetic number, because the mean of its divisors is an integer number (25267114781590).

Almost surely, 2^{202120102110211} is an apocalyptic number.

202120102110211 is a deficient number, since it is larger than the sum of its proper divisors (16816142509).

202120102110211 is a wasteful number, since it uses less digits than its factorization.

202120102110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297045.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 202120102110211 its reverse (112011201021202), we get a palindrome (314131303131413).

The spelling of 202120102110211 in words is "two hundred two trillion, one hundred twenty billion, one hundred two million, one hundred ten thousand, two hundred eleven".