110100012220020 has 192 divisors, whose sum is σ = 338020170356736. Its totient is φ = 26656120258560.

The previous prime is 110100012220007. The next prime is 110100012220057. The reversal of 110100012220020 is 20022210001011.

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 = 110100012219978 and 110100012220005.

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, 4334802 + ... + 15459318.

It is an arithmetic number, because the mean of its divisors is an integer number (1760521720608).

Almost surely, 2^{110100012220020} is an apocalyptic number.

110100012220020 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 110100012220020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169010085178368).

110100012220020 is an abundant number, since it is smaller than the sum of its proper divisors (227920158136716).

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

110100012220020 is a wasteful number, since it uses less digits than its factorization.

110100012220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11124890 (or 11124888 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110100012220020 its reverse (20022210001011), we get a palindrome (130122222221031).

The spelling of 110100012220020 in words is "one hundred ten trillion, one hundred billion, twelve million, two hundred twenty thousand, twenty".