11011101121000 has 64 divisors (see below), whose sum is σ = 26886236532480. Its totient is φ = 4212943028800.

The previous prime is 11011101120989. The next prime is 11011101121021. The reversal of 11011101121000 is 12110111011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239348764 + ... + 239394763.

It is an arithmetic number, because the mean of its divisors is an integer number (420097445820).

Almost surely, 2^{11011101121000} is an apocalyptic number.

11011101121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11011101121000 is an abundant number, since it is smaller than the sum of its proper divisors (15875135411480).

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

11011101121000 is a wasteful number, since it uses less digits than its factorization.

11011101121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478743571 (or 478743557 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11011101121000 its reverse (12110111011), we get a palindrome (11023211232011).

The spelling of 11011101121000 in words is "eleven trillion, eleven billion, one hundred one million, one hundred twenty-one thousand".