211120100112020 has 48 divisors (see below), whose sum is σ = 493947530189568. Its totient is φ = 75137521119360.

The previous prime is 211120100111911. The next prime is 211120100112071. The reversal of 211120100112020 is 20211001021112.

It is a junction number, because it is equal to n+sod(n) for n = 211120100111986 and 211120100112004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10208891987 + ... + 10208912666.

It is an arithmetic number, because the mean of its divisors is an integer number (10290573545616).

Almost surely, 2^{211120100112020} is an apocalyptic number.

211120100112020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120100112020 is an abundant number, since it is smaller than the sum of its proper divisors (282827430077548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211120100112020 is a wasteful number, since it uses less digits than its factorization.

211120100112020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20417804720 (or 20417804718 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211120100112020 its reverse (20211001021112), we get a palindrome (231331101133132).

The spelling of 211120100112020 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred million, one hundred twelve thousand, twenty".