22212001112000 has 112 divisors (see below), whose sum is σ = 62866309591488. Its totient is φ = 7615543219200.

The previous prime is 22212001111997. The next prime is 22212001112011. The reversal of 22212001112000 is 21110021222.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198265439 + ... + 198377438.

Almost surely, 2^{22212001112000} is an apocalyptic number.

22212001112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22212001112000 is an abundant number, since it is smaller than the sum of its proper divisors (40654308479488).

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

22212001112000 is an equidigital number, since it uses as much as digits as its factorization.

22212001112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396642911 (or 396642891 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22212001112000 its reverse (21110021222), we get a palindrome (22233111133222).

The spelling of 22212001112000 in words is "twenty-two trillion, two hundred twelve billion, one million, one hundred twelve thousand".