22000000201200 has 180 divisors, whose sum is σ = 87252699310608. Its totient is φ = 5028571468800.

The previous prime is 22000000201099. The next prime is 22000000201213. The reversal of 22000000201200 is 210200000022.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 436482741 + ... + 436533140.

Almost surely, 2^{22000000201200} is an apocalyptic number.

22000000201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000000201200 is an abundant number, since it is smaller than the sum of its proper divisors (65252699109408).

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

22000000201200 is a wasteful number, since it uses less digits than its factorization.

22000000201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873015912 (or 873015898 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 22000000201200 its reverse (210200000022), we get a palindrome (22210200201222).

The spelling of 22000000201200 in words is "twenty-two trillion, two hundred one thousand, two hundred".