110221121100220 has 48 divisors (see below), whose sum is σ = 249283171982880. Its totient is φ = 40694765273856.

The previous prime is 110221121100149. The next prime is 110221121100257. The reversal of 110221121100220 is 22001121122011.

It is a junction number, because it is equal to n+sod(n) for n = 110221121100194 and 110221121100203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7105822 + ... + 16460101.

It is an arithmetic number, because the mean of its divisors is an integer number (5193399416310).

Almost surely, 2^{110221121100220} is an apocalyptic number.

110221121100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110221121100220 is an abundant number, since it is smaller than the sum of its proper divisors (139062050882660).

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

110221121100220 is a wasteful number, since it uses less digits than its factorization.

110221121100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23583934 (or 23583932 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110221121100220 its reverse (22001121122011), we get a palindrome (132222242222231).

The spelling of 110221121100220 in words is "one hundred ten trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred thousand, two hundred twenty".