22305122252 has 48 divisors (see below), whose sum is σ = 47685238272. Its totient is φ = 8920686720.

The previous prime is 22305122251. The next prime is 22305122267. The reversal of 22305122252 is 25222150322.

It is not an unprimeable number, because it can be changed into a prime (22305122251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395978 + ... + 448785.

It is an arithmetic number, because the mean of its divisors is an integer number (993442464).

Almost surely, 2^22305122252 is an apocalyptic number.

It is an amenable number.

22305122252 is an abundant number, since it is smaller than the sum of its proper divisors (25380116020).

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

22305122252 is a wasteful number, since it uses less digits than its factorization.

22305122252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844838 (or 844836 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 22305122252 its reverse (25222150322), we get a palindrome (47527272574).

The spelling of 22305122252 in words is "twenty-two billion, three hundred five million, one hundred twenty-two thousand, two hundred fifty-two".