110111220001020 has 192 divisors, whose sum is σ = 364523718085632. Its totient is φ = 24311304960000.

The previous prime is 110111220000983. The next prime is 110111220001043. The reversal of 110111220001020 is 20100022111011.

It is a super-2 number, since 2×110111220001020² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 110111220000987 and 110111220001005.

It is a congruent number.

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, 29916126 + ... + 33394565.

It is an arithmetic number, because the mean of its divisors is an integer number (1898561031696).

Almost surely, 2^{110111220001020} is an apocalyptic number.

110111220001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110111220001020 is an abundant number, since it is smaller than the sum of its proper divisors (254412498084612).

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

110111220001020 is a wasteful number, since it uses less digits than its factorization.

110111220001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63310852 (or 63310850 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110111220001020 its reverse (20100022111011), we get a palindrome (130211242112031).

The spelling of 110111220001020 in words is "one hundred ten trillion, one hundred eleven billion, two hundred twenty million, one thousand, twenty".