11111102102000 has 40 divisors (see below), whose sum is σ = 26866644887472. Its totient is φ = 4444440840000.

The previous prime is 11111102101993. The next prime is 11111102102017. The reversal of 11111102102000 is 20120111111.

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

It is a super-3 number, since 3×11111102102000³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 2777773526 + ... + 2777777525.

Almost surely, 2^{11111102102000} is an apocalyptic number.

11111102102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111102102000 is an abundant number, since it is smaller than the sum of its proper divisors (15755542785472).

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

11111102102000 is an equidigital number, since it uses as much as digits as its factorization.

11111102102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555551074 (or 5555551058 counting only the distinct ones).

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

Adding to 11111102102000 its reverse (20120111111), we get a palindrome (11131222213111).

The spelling of 11111102102000 in words is "eleven trillion, one hundred eleven billion, one hundred two million, one hundred two thousand".