11015066201220 has 480 divisors, whose sum is σ = 38671881494400. Its totient is φ = 2619031947264.

The previous prime is 11015066201219. The next prime is 11015066201233. The reversal of 11015066201220 is 2210266051011.

11015066201220 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 5 + 0 + 6 + 620 + 12 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 127108866 + ... + 127195494.

It is an arithmetic number, because the mean of its divisors is an integer number (80566419780).

Almost surely, 2^{11015066201220} is an apocalyptic number.

11015066201220 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 11015066201220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19335940747200).

11015066201220 is an abundant number, since it is smaller than the sum of its proper divisors (27656815293180).

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

11015066201220 is an equidigital number, since it uses as much as digits as its factorization.

11015066201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86701 (or 86675 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 11015066201220 in words is "eleven trillion, fifteen billion, sixty-six million, two hundred one thousand, two hundred twenty".