22030121304 has 48 divisors (see below), whose sum is σ = 59673120000. Its totient is φ = 7342363584.

The previous prime is 22030121261. The next prime is 22030121339. The reversal of 22030121304 is 40312103022.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 656322 + ... + 689070.

It is an arithmetic number, because the mean of its divisors is an integer number (1243190000).

Almost surely, 2^22030121304 is an apocalyptic number.

22030121304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22030121304 is an abundant number, since it is smaller than the sum of its proper divisors (37642998696).

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

22030121304 is a wasteful number, since it uses less digits than its factorization.

22030121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42104 (or 42097 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22030121304 its reverse (40312103022), we get a palindrome (62342224326).

The spelling of 22030121304 in words is "twenty-two billion, thirty million, one hundred twenty-one thousand, three hundred four".