11120101012020 has 576 divisors, whose sum is σ = 42973352900352. Its totient is φ = 2111800320000.

The previous prime is 11120101012019. The next prime is 11120101012037. The reversal of 11120101012020 is 2021010102111.

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 = 11120101011987 and 11120101012005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 42331480 + ... + 42593360.

It is an arithmetic number, because the mean of its divisors is an integer number (74606515452).

Almost surely, 2^{11120101012020} is an apocalyptic number.

11120101012020 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 11120101012020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21486676450176).

11120101012020 is an abundant number, since it is smaller than the sum of its proper divisors (31853251888332).

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

11120101012020 is a wasteful number, since it uses less digits than its factorization.

11120101012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262032 (or 262023 counting only the distinct ones).

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

Adding to 11120101012020 its reverse (2021010102111), we get a palindrome (13141111114131).

Subtracting from 11120101012020 its reverse (2021010102111), we obtain a palindrome (9099090909909).

The spelling of 11120101012020 in words is "eleven trillion, one hundred twenty billion, one hundred one million, twelve thousand, twenty".