22120222030 has 16 divisors (see below), whose sum is σ = 39831813504. Its totient is φ = 8844663520.

The previous prime is 22120222013. The next prime is 22120222037. The reversal of 22120222030 is 3022202122.

It is a junction number, because it is equal to n+sod(n) for n = 22120221995 and 22120222013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120222037) 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, 400957 + ... + 452776.

It is an arithmetic number, because the mean of its divisors is an integer number (2489488344).

Almost surely, 2^22120222030 is an apocalyptic number.

22120222030 is a deficient number, since it is larger than the sum of its proper divisors (17711591474).

22120222030 is a wasteful number, since it uses less digits than its factorization.

22120222030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856331.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22120222030 its reverse (3022202122), we get a palindrome (25142424152).

The spelling of 22120222030 in words is "twenty-two billion, one hundred twenty million, two hundred twenty-two thousand, thirty".