22201001211200 has 84 divisors (see below), whose sum is σ = 62432387008992. Its totient is φ = 7611771840000.

The previous prime is 22201001211161. The next prime is 22201001211203. The reversal of 22201001211200 is 211210010222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201001211203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 991104926 + ... + 991127325.

It is an arithmetic number, because the mean of its divisors is an integer number (743242702488).

Almost surely, 2^{22201001211200} is an apocalyptic number.

22201001211200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201001211200 is an abundant number, since it is smaller than the sum of its proper divisors (40231385797792).

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

22201001211200 is a wasteful number, since it uses less digits than its factorization.

22201001211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982232280 (or 1982232265 counting only the distinct ones).

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

Adding to 22201001211200 its reverse (211210010222), we get a palindrome (22412211221422).

The spelling of 22201001211200 in words is "twenty-two trillion, two hundred one billion, one million, two hundred eleven thousand, two hundred".