20201022122110 has 16 divisors (see below), whose sum is σ = 36714867392736. Its totient is φ = 8001958277088.

The previous prime is 20201022122101. The next prime is 20201022122119. The reversal of 20201022122110 is 1122122010202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20201022122101) and next prime (20201022122119).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201022122119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9806320389 + ... + 9806322448.

It is an arithmetic number, because the mean of its divisors is an integer number (2294679212046).

Almost surely, 2^{20201022122110} is an apocalyptic number.

20201022122110 is a deficient number, since it is larger than the sum of its proper divisors (16513845270626).

20201022122110 is a wasteful number, since it uses less digits than its factorization.

20201022122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19612642947.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20201022122110 its reverse (1122122010202), we get a palindrome (21323144132312).

The spelling of 20201022122110 in words is "twenty trillion, two hundred one billion, twenty-two million, one hundred twenty-two thousand, one hundred ten".