101101110011220 has 192 divisors, whose sum is σ = 312878418757632. Its totient is φ = 24188660160000.

The previous prime is 101101110011177. The next prime is 101101110011323. The reversal of 101101110011220 is 22110011101101.

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 = 101101110011196 and 101101110011205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18292887 + ... + 23169633.

It is an arithmetic number, because the mean of its divisors is an integer number (1629575097696).

Almost surely, 2^{101101110011220} is an apocalyptic number.

101101110011220 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 101101110011220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156439209378816).

101101110011220 is an abundant number, since it is smaller than the sum of its proper divisors (211777308746412).

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

101101110011220 is a wasteful number, since it uses less digits than its factorization.

101101110011220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4877182 (or 4877180 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101101110011220 its reverse (22110011101101), we get a palindrome (123211121112321).

The spelling of 101101110011220 in words is "one hundred one trillion, one hundred one billion, one hundred ten million, eleven thousand, two hundred twenty".