11111120102000 has 40 divisors (see below), whose sum is σ = 26866688411472. Its totient is φ = 4444448040000.

The previous prime is 11111120101993. The next prime is 11111120102003. The reversal of 11111120102000 is 20102111111.

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

It is a super-3 number, since 3×11111120102000³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111120102003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2777778026 + ... + 2777782025.

Almost surely, 2^{11111120102000} is an apocalyptic number.

11111120102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111120102000 is an abundant number, since it is smaller than the sum of its proper divisors (15755568309472).

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

11111120102000 is an equidigital number, since it uses as much as digits as its factorization.

11111120102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555560074 (or 5555560058 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11111120102000 its reverse (20102111111), we get a palindrome (11131222213111).

It can be divided in two parts, 111 and 11120102000, that added together give a palindrome (11120102111).

The spelling of 11111120102000 in words is "eleven trillion, one hundred eleven billion, one hundred twenty million, one hundred two thousand".