22303032030 has 96 divisors (see below), whose sum is σ = 60347851200. Its totient is φ = 5707892736.

The previous prime is 22303031987. The next prime is 22303032041. The reversal of 22303032030 is 3023030322.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22303031994 and 22303032012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 410286 + ... + 461454.

It is an arithmetic number, because the mean of its divisors is an integer number (628623450).

Almost surely, 2^22303032030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22303032030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30173925600).

22303032030 is an abundant number, since it is smaller than the sum of its proper divisors (38044819170).

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

22303032030 is a wasteful number, since it uses less digits than its factorization.

22303032030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51378 (or 51375 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 22303032030 its reverse (3023030322), we get a palindrome (25326062352).

The spelling of 22303032030 in words is "twenty-two billion, three hundred three million, thirty-two thousand, thirty".