220111022120 has 64 divisors (see below), whose sum is σ = 563762643840. Its totient is φ = 76560352000.

The previous prime is 220111022099. The next prime is 220111022149. The reversal of 220111022120 is 21220111022.

220111022120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×220111022120² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220111022095 and 220111022104.

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, 10864931 + ... + 10885170.

It is an arithmetic number, because the mean of its divisors is an integer number (8808791310).

Almost surely, 2^220111022120 is an apocalyptic number.

220111022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220111022120 is an abundant number, since it is smaller than the sum of its proper divisors (343651621720).

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

220111022120 is a wasteful number, since it uses less digits than its factorization.

220111022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21750146 (or 21750142 counting only the distinct ones).

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

Adding to 220111022120 its reverse (21220111022), we get a palindrome (241331133142).

The spelling of 220111022120 in words is "two hundred twenty billion, one hundred eleven million, twenty-two thousand, one hundred twenty".