11211120222000 has 80 divisors (see below), whose sum is σ = 36144651615072. Its totient is φ = 2989632057600.

The previous prime is 11211120221869. The next prime is 11211120222053. The reversal of 11211120222000 is 22202111211.

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

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 934254019 + ... + 934266018.

Almost surely, 2^{11211120222000} is an apocalyptic number.

11211120222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11211120222000 is an abundant number, since it is smaller than the sum of its proper divisors (24933531393072).

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

11211120222000 is a wasteful number, since it uses less digits than its factorization.

11211120222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868520063 (or 1868520047 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11211120222000 its reverse (22202111211), we get a palindrome (11233322333211).

The spelling of 11211120222000 in words is "eleven trillion, two hundred eleven billion, one hundred twenty million, two hundred twenty-two thousand".