11101211211120 has 40 divisors (see below), whose sum is σ = 34413754755216. Its totient is φ = 2960322989568.

The previous prime is 11101211211119. The next prime is 11101211211127. The reversal of 11101211211120 is 2111211210111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11101211211120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101211211127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23127523117 + ... + 23127523596.

Almost surely, 2^{11101211211120} is an apocalyptic number.

11101211211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101211211120 is an abundant number, since it is smaller than the sum of its proper divisors (23312543544096).

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

11101211211120 is a wasteful number, since it uses less digits than its factorization.

11101211211120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46255046729 (or 46255046723 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11101211211120 its reverse (2111211210111), we get a palindrome (13212422421231).

The spelling of 11101211211120 in words is "eleven trillion, one hundred one billion, two hundred eleven million, two hundred eleven thousand, one hundred twenty".