110001121201220 has 48 divisors (see below), whose sum is σ = 236494113972480. Its totient is φ = 42958976964864.

The previous prime is 110001121201217. The next prime is 110001121201229. The reversal of 110001121201220 is 22102121100011.

It is a junction number, because it is equal to n+sod(n) for n = 110001121201195 and 110001121201204.

It is not an unprimeable number, because it can be changed into a prime (110001121201229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142674794 + ... + 143443713.

It is an arithmetic number, because the mean of its divisors is an integer number (4926960707760).

Almost surely, 2^{110001121201220} is an apocalyptic number.

110001121201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110001121201220 is an abundant number, since it is smaller than the sum of its proper divisors (126492992771260).

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

110001121201220 is a wasteful number, since it uses less digits than its factorization.

110001121201220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286118972 (or 286118970 counting only the distinct ones).

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

Adding to 110001121201220 its reverse (22102121100011), we get a palindrome (132103242301231).

The spelling of 110001121201220 in words is "one hundred ten trillion, one billion, one hundred twenty-one million, two hundred one thousand, two hundred twenty".