220201112110100 has 144 divisors (see below), whose sum is σ = 539264139261120. Its totient is φ = 77310123340800.

The previous prime is 220201112110051. The next prime is 220201112110193. The reversal of 220201112110100 is 1011211102022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2466559064 + ... + 2466648336.

It is an arithmetic number, because the mean of its divisors is an integer number (3744889855980).

Almost surely, 2^{220201112110100} is an apocalyptic number.

220201112110100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220201112110100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269632069630560).

220201112110100 is an abundant number, since it is smaller than the sum of its proper divisors (319063027151020).

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

220201112110100 is a wasteful number, since it uses less digits than its factorization.

220201112110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166650 (or 166643 counting only the distinct ones).

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

Adding to 220201112110100 its reverse (1011211102022), we get a palindrome (221212323212122).

The spelling of 220201112110100 in words is "two hundred twenty trillion, two hundred one billion, one hundred twelve million, one hundred ten thousand, one hundred".