22333221024 has 96 divisors (see below), whose sum is σ = 59775186240. Its totient is φ = 7299735552.

The previous prime is 22333220989. The next prime is 22333221041. The reversal of 22333221024 is 42012233322.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×22333221024² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 22333220985 and 22333221003.

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, 1004007 + ... + 1026009.

It is an arithmetic number, because the mean of its divisors is an integer number (622658190).

Almost surely, 2^22333221024 is an apocalyptic number.

22333221024 is a gapful number since it is divisible by the number (24) 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 22333221024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29887593120).

22333221024 is an abundant number, since it is smaller than the sum of its proper divisors (37441965216).

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

22333221024 is a wasteful number, since it uses less digits than its factorization.

22333221024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22222 (or 22214 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22333221024 its reverse (42012233322), we get a palindrome (64345454346).

The spelling of 22333221024 in words is "twenty-two billion, three hundred thirty-three million, two hundred twenty-one thousand, twenty-four".