22013203212330 has 256 divisors, whose sum is σ = 59872371277824. Its totient is φ = 5131620000000.

The previous prime is 22013203212323. The next prime is 22013203212367. The reversal of 22013203212330 is 3321230231022.

It is a super-2 number, since 2×22013203212330² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22013203212330.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1106681685 + ... + 1106701575.

It is an arithmetic number, because the mean of its divisors is an integer number (233876450304).

Almost surely, 2^{22013203212330} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22013203212330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29936185638912).

22013203212330 is an abundant number, since it is smaller than the sum of its proper divisors (37859168065494).

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

22013203212330 is a wasteful number, since it uses less digits than its factorization.

22013203212330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20625.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 22013203212330 its reverse (3321230231022), we get a palindrome (25334433443352).

The spelling of 22013203212330 in words is "twenty-two trillion, thirteen billion, two hundred three million, two hundred twelve thousand, three hundred thirty".