22001201111000 has 64 divisors (see below), whose sum is σ = 51486101297280. Its totient is φ = 8799917932800.

The previous prime is 22001201110979. The next prime is 22001201111011. The reversal of 22001201111000 is 11110210022.

It is a congruent number.

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, 15127772 + ... + 16518228.

It is an arithmetic number, because the mean of its divisors is an integer number (804470332770).

Almost surely, 2^{22001201111000} is an apocalyptic number.

22001201111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001201111000 is an abundant number, since it is smaller than the sum of its proper divisors (29484900186280).

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

22001201111000 is a wasteful number, since it uses less digits than its factorization.

22001201111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406301 (or 1406287 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22001201111000 its reverse (11110210022), we get a palindrome (22012311321022).

The spelling of 22001201111000 in words is "twenty-two trillion, one billion, two hundred one million, one hundred eleven thousand".