11111102010000 has 300 divisors, whose sum is σ = 39095567576208. Its totient is φ = 2944778976000.

The previous prime is 11111102009963. The next prime is 11111102010007. The reversal of 11111102010000 is 1020111111.

It is a tau number, because it is divible by the number of its divisors (300).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11111102010007) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 14291299 + ... + 15048701.

Almost surely, 2^{11111102010000} is an apocalyptic number.

11111102010000 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 11111102010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19547783788104).

11111102010000 is an abundant number, since it is smaller than the sum of its proper divisors (27984465566208).

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

11111102010000 is a wasteful number, since it uses less digits than its factorization.

11111102010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757600 (or 757576 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11111102010000 its reverse (1020111111), we get a palindrome (11112122121111).

The spelling of 11111102010000 in words is "eleven trillion, one hundred eleven billion, one hundred two million, ten thousand".