2211201111000 has 128 divisors (see below), whose sum is σ = 7884511464960. Its totient is φ = 505417392000.

The previous prime is 2211201110969. The next prime is 2211201111029. The reversal of 2211201111000 is 1111021122.

2211201111000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52626646 + ... + 52668645.

It is an arithmetic number, because the mean of its divisors is an integer number (61597745820).

Almost surely, 2^{2211201111000} is an apocalyptic number.

2211201111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2211201111000 is an abundant number, since it is smaller than the sum of its proper divisors (5673310353960).

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

2211201111000 is a wasteful number, since it uses less digits than its factorization.

2211201111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105295322 (or 105295308 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2211201111000 its reverse (1111021122), we get a palindrome (2212312132122).

The spelling of 2211201111000 in words is "two trillion, two hundred eleven billion, two hundred one million, one hundred eleven thousand".