22001320030 has 16 divisors (see below), whose sum is σ = 39620119680. Its totient is φ = 8796584992.

The previous prime is 22001319983. The next prime is 22001320039. The reversal of 22001320030 is 3002310022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001320039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469390 + ... + 514129.

It is an arithmetic number, because the mean of its divisors is an integer number (2476257480).

Almost surely, 2^22001320030 is an apocalyptic number.

22001320030 is a deficient number, since it is larger than the sum of its proper divisors (17618799650).

22001320030 is a wasteful number, since it uses less digits than its factorization.

22001320030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985763.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 22001320030 its reverse (3002310022), we get a palindrome (25003630052).

The spelling of 22001320030 in words is "twenty-two billion, one million, three hundred twenty thousand, thirty".