22252532203320 has 128 divisors (see below), whose sum is σ = 67523914751040. Its totient is φ = 5866250895360.

The previous prime is 22252532203301. The next prime is 22252532203327. The reversal of 22252532203320 is 2330223525222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252532203327) 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 31 ways as a sum of consecutive naturals, for example, 1153824 + ... + 6770256.

Almost surely, 2^{22252532203320} is an apocalyptic number.

22252532203320 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 22252532203320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33761957375520).

22252532203320 is an abundant number, since it is smaller than the sum of its proper divisors (45271382547720).

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

22252532203320 is a wasteful number, since it uses less digits than its factorization.

22252532203320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5616825 (or 5616821 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 22252532203320 its reverse (2330223525222), we get a palindrome (24582755728542).

The spelling of 22252532203320 in words is "twenty-two trillion, two hundred fifty-two billion, five hundred thirty-two million, two hundred three thousand, three hundred twenty".