22203235404140 has 192 divisors, whose sum is σ = 56433007411200. Its totient is φ = 7168108068864.

The previous prime is 22203235404137. The next prime is 22203235404151. The reversal of 22203235404140 is 4140453230222.

It is a junction number, because it is equal to n+sod(n) for n = 22203235404097 and 22203235404106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2797430252 + ... + 2797438188.

It is an arithmetic number, because the mean of its divisors is an integer number (293921913600).

Almost surely, 2^{22203235404140} is an apocalyptic number.

22203235404140 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 22203235404140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28216503705600).

22203235404140 is an abundant number, since it is smaller than the sum of its proper divisors (34229772007060).

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

22203235404140 is a wasteful number, since it uses less digits than its factorization.

22203235404140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14224 (or 14222 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 22203235404140 its reverse (4140453230222), we get a palindrome (26343688634362).

The spelling of 22203235404140 in words is "twenty-two trillion, two hundred three billion, two hundred thirty-five million, four hundred four thousand, one hundred forty".