2201220110120 has 16 divisors (see below), whose sum is σ = 4952745247860. Its totient is φ = 880488044032.

The previous prime is 2201220110119. The next prime is 2201220110143. The reversal of 2201220110120 is 210110221022.

It can be written as a sum of positive squares in 2 ways, for example, as 1779881510884 + 421338599236 = 1334122^2 + 649106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2201220110095 and 2201220110104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27515251337 + ... + 27515251416.

Almost surely, 2^{2201220110120} is an apocalyptic number.

2201220110120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201220110120 is an abundant number, since it is smaller than the sum of its proper divisors (2751525137740).

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

2201220110120 is a wasteful number, since it uses less digits than its factorization.

2201220110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55030502764 (or 55030502760 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2201220110120 its reverse (210110221022), we get a palindrome (2411330331142).

The spelling of 2201220110120 in words is "two trillion, two hundred one billion, two hundred twenty million, one hundred ten thousand, one hundred twenty".