110012111121220 has 192 divisors, whose sum is σ = 304788000448512. Its totient is φ = 32336688384000.

The previous prime is 110012111121163. The next prime is 110012111121307. The reversal of 110012111121220 is 22121111210011.

It is a junction number, because it is equal to n+sod(n) for n = 110012111121194 and 110012111121203.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19357941 + ... + 24387580.

It is an arithmetic number, because the mean of its divisors is an integer number (1587437502336).

Almost surely, 2^{110012111121220} is an apocalyptic number.

110012111121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110012111121220 is an abundant number, since it is smaller than the sum of its proper divisors (194775889327292).

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

110012111121220 is a wasteful number, since it uses less digits than its factorization.

110012111121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43745642 (or 43745640 counting only the distinct ones).

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

Adding to 110012111121220 its reverse (22121111210011), we get a palindrome (132133222331231).

The spelling of 110012111121220 in words is "one hundred ten trillion, twelve billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twenty".