11012020000000 has 288 divisors, whose sum is σ = 28923324393600. Its totient is φ = 4172832000000.

The previous prime is 11012019999983. The next prime is 11012020000027. The reversal of 11012020000000 is 2021011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 379985511 + ... + 380014489.

It is an arithmetic number, because the mean of its divisors is an integer number (100428209700).

Almost surely, 2^{11012020000000} is an apocalyptic number.

11012020000000 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 11012020000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14461662196800).

11012020000000 is an abundant number, since it is smaller than the sum of its proper divisors (17911304393600).

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

11012020000000 is an frugal number, since it uses more digits than its factorization.

11012020000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29049 (or 29005 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11012020000000 its reverse (2021011), we get a palindrome (11012022021011).

The spelling of 11012020000000 in words is "eleven trillion, twelve billion, twenty million", and thus it is an aban number and an uban number.