22523530300000 has 144 divisors (see below), whose sum is σ = 55432839414960. Its totient is φ = 9008211520000.

The previous prime is 22523530299971. The next prime is 22523530300013. The reversal of 22523530300000 is 303532522.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1493892462 + ... + 1493907538.

It is an arithmetic number, because the mean of its divisors is an integer number (384950273715).

Almost surely, 2^{22523530300000} is an apocalyptic number.

22523530300000 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 22523530300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27716419707480).

22523530300000 is an abundant number, since it is smaller than the sum of its proper divisors (32909309114960).

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

22523530300000 is an equidigital number, since it uses as much as digits as its factorization.

22523530300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30051 (or 30023 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

Adding to 22523530300000 its reverse (303532522), we get a palindrome (22523833832522).

The spelling of 22523530300000 in words is "twenty-two trillion, five hundred twenty-three billion, five hundred thirty million, three hundred thousand".