110203022220 has 96 divisors (see below), whose sum is σ = 317196062400. Its totient is φ = 28567240704.

The previous prime is 110203022203. The next prime is 110203022233. The reversal of 110203022220 is 22220302011.

It is a happy number.

It is a super-2 number, since 2×110203022220² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 110203022220.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2484396 + ... + 2528364.

It is an arithmetic number, because the mean of its divisors is an integer number (3304125650).

Almost surely, 2^110203022220 is an apocalyptic number.

110203022220 is a gapful number since it is divisible by the number (10) 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 110203022220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158598031200).

110203022220 is an abundant number, since it is smaller than the sum of its proper divisors (206993040180).

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

110203022220 is a wasteful number, since it uses less digits than its factorization.

110203022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45147 (or 45145 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 110203022220 its reverse (22220302011), we get a palindrome (132423324231).

It can be divided in two parts, 1102030 and 22220, that added together give a triangular number (1124250 = T₁₄₉₉).

The spelling of 110203022220 in words is "one hundred ten billion, two hundred three million, twenty-two thousand, two hundred twenty".