2403223142220 has 72 divisors (see below), whose sum is σ = 7289905983360. Its totient is φ = 640848153600.

The previous prime is 2403223142219. The next prime is 2403223142227. The reversal of 2403223142220 is 222413223042.

2403223142220 is a `hidden beast` number, since 2 + 4 + 0 + 3 + 2 + 231 + 422 + 2 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (2403223142227) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 16695516 + ... + 16838844.

Almost surely, 2^{2403223142220} is an apocalyptic number.

2403223142220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2403223142220 is an abundant number, since it is smaller than the sum of its proper divisors (4886682841140).

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

2403223142220 is a wasteful number, since it uses less digits than its factorization.

2403223142220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236495 (or 236490 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2403223142220 its reverse (222413223042), we get a palindrome (2625636365262).

The spelling of 2403223142220 in words is "two trillion, four hundred three billion, two hundred twenty-three million, one hundred forty-two thousand, two hundred twenty".