22323120030 has 96 divisors (see below), whose sum is σ = 58674305664. Its totient is φ = 5887965888.

The previous prime is 22323120013. The next prime is 22323120067. The reversal of 22323120030 is 3002132322.

It is a happy number.

It is a super-3 number, since 3×22323120030³ (a number of 32 digits) contains 333 as substring.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22323119985 and 22323120012.

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, 7962609 + ... + 7965411.

It is an arithmetic number, because the mean of its divisors is an integer number (611190684).

Almost surely, 2^22323120030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22323120030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29337152832).

22323120030 is an abundant number, since it is smaller than the sum of its proper divisors (36351185634).

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

22323120030 is a wasteful number, since it uses less digits than its factorization.

22323120030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3750 (or 3747 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 22323120030 its reverse (3002132322), we get a palindrome (25325252352).

The spelling of 22323120030 in words is "twenty-two billion, three hundred twenty-three million, one hundred twenty thousand, thirty".