20020210101111 has 8 divisors (see below), whose sum is σ = 29120305601664. Its totient is φ = 12133460667320.

The previous prime is 20020210101011. The next prime is 20020210101113. The reversal of 20020210101111 is 11110101202002.

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 20020210101111 - 2¹⁴ = 20020210084727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020210101113) 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, 303336516651 + ... + 303336516716.

It is an arithmetic number, because the mean of its divisors is an integer number (3640038200208).

Almost surely, 2^{20020210101111} is an apocalyptic number.

20020210101111 is a deficient number, since it is larger than the sum of its proper divisors (9100095500553).

20020210101111 is a wasteful number, since it uses less digits than its factorization.

20020210101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606673033381.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20020210101111 its reverse (11110101202002), we get a palindrome (31130311303113).

The spelling of 20020210101111 in words is "twenty trillion, twenty billion, two hundred ten million, one hundred one thousand, one hundred eleven".