11111110222000 has 80 divisors (see below), whose sum is σ = 27267659838432. Its totient is φ = 4378109049600.

The previous prime is 11111110221947. The next prime is 11111110222001. The reversal of 11111110222000 is 22201111111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (11111110222001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41325367 + ... + 41593366.

Almost surely, 2^{11111110222000} is an apocalyptic number.

11111110222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111110222000 is an abundant number, since it is smaller than the sum of its proper divisors (16156549616432).

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

11111110222000 is an equidigital number, since it uses as much as digits as its factorization.

11111110222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82918823 (or 82918807 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11111110222000 its reverse (22201111111), we get a palindrome (11133311333111).

The spelling of 11111110222000 in words is "eleven trillion, one hundred eleven billion, one hundred ten million, two hundred twenty-two thousand".