22403303340 has 48 divisors (see below), whose sum is σ = 68431910400. Its totient is φ = 5431103680.

The previous prime is 22403303317. The next prime is 22403303357. The reversal of 22403303340 is 4330330422.

It is a self number, because there is not a number n which added to its sum of digits gives 22403303340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16971540 + ... + 16972859.

It is an arithmetic number, because the mean of its divisors is an integer number (1425664800).

Almost surely, 2^22403303340 is an apocalyptic number.

22403303340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22403303340 is an abundant number, since it is smaller than the sum of its proper divisors (46028607060).

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

22403303340 is a wasteful number, since it uses less digits than its factorization.

22403303340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33944422 (or 33944420 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 22403303340 its reverse (4330330422), we get a palindrome (26733633762).

The spelling of 22403303340 in words is "twenty-two billion, four hundred three million, three hundred three thousand, three hundred forty".