22132242330 has 128 divisors (see below), whose sum is σ = 61339576320. Its totient is φ = 5059810560.

The previous prime is 22132242323. The next prime is 22132242337. The reversal of 22132242330 is 3324223122.

It is an interprime number because it is at equal distance from previous prime (22132242323) and next prime (22132242337).

It is a self number, because there is not a number n which added to its sum of digits gives 22132242330.

It is not an unprimeable number, because it can be changed into a prime (22132242337) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 384619 + ... + 438401.

It is an arithmetic number, because the mean of its divisors is an integer number (479215440).

Almost surely, 2^22132242330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22132242330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30669788160).

22132242330 is an abundant number, since it is smaller than the sum of its proper divisors (39207333990).

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

22132242330 is a wasteful number, since it uses less digits than its factorization.

22132242330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53876.

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

Adding to 22132242330 its reverse (3324223122), we get a palindrome (25456465452).

It can be divided in two parts, 22132 and 242330, that added together give a palindrome (264462).

The spelling of 22132242330 in words is "twenty-two billion, one hundred thirty-two million, two hundred forty-two thousand, three hundred thirty".