22202211101200 has 120 divisors (see below), whose sum is σ = 57447944486856. Its totient is φ = 8197169664000.

The previous prime is 22202211101179. The next prime is 22202211101293. The reversal of 22202211101200 is 210111220222.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 14396378593536 + 7805832507664 = 3794256^2 + 2793892^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78696390 + ... + 78978010.

Almost surely, 2^{22202211101200} is an apocalyptic number.

22202211101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202211101200 is an abundant number, since it is smaller than the sum of its proper divisors (35245733385656).

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

22202211101200 is a wasteful number, since it uses less digits than its factorization.

22202211101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296813 (or 296802 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22202211101200 its reverse (210111220222), we get a palindrome (22412322321422).

The spelling of 22202211101200 in words is "twenty-two trillion, two hundred two billion, two hundred eleven million, one hundred one thousand, two hundred".