22201123020000 has 240 divisors, whose sum is σ = 72883620588240. Its totient is φ = 5915462656000.

The previous prime is 22201123019951. The next prime is 22201123020017. The reversal of 22201123020000 is 2032110222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (15).

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 39 ways as a sum of consecutive naturals, for example, 73589464 + ... + 73890536.

It is an arithmetic number, because the mean of its divisors is an integer number (303681752451).

Almost surely, 2^{22201123020000} is an apocalyptic number.

22201123020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22201123020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36441810294120).

22201123020000 is an abundant number, since it is smaller than the sum of its proper divisors (50682497568240).

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

22201123020000 is a wasteful number, since it uses less digits than its factorization.

22201123020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302335 (or 302312 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22201123020000 its reverse (2032110222), we get a palindrome (22203155130222).

The spelling of 22201123020000 in words is "twenty-two trillion, two hundred one billion, one hundred twenty-three million, twenty thousand".