23221123443300 has 288 divisors, whose sum is σ = 70217886017664. Its totient is φ = 5919713280000.

The previous prime is 23221123443257. The next prime is 23221123443341. The reversal of 23221123443300 is 334432112232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 146785044 + ... + 146943156.

It is an arithmetic number, because the mean of its divisors is an integer number (243812104228).

Almost surely, 2^{23221123443300} is an apocalyptic number.

23221123443300 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 23221123443300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35108943008832).

23221123443300 is an abundant number, since it is smaller than the sum of its proper divisors (46996762574364).

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

23221123443300 is a wasteful number, since it uses less digits than its factorization.

23221123443300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158399 (or 158392 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 23221123443300 its reverse (334432112232), we get a palindrome (23555555555532).

The spelling of 23221123443300 in words is "twenty-three trillion, two hundred twenty-one billion, one hundred twenty-three million, four hundred forty-three thousand, three hundred".