22211240430 has 16 divisors (see below), whose sum is σ = 53306977104. Its totient is φ = 5922997440.

The previous prime is 22211240393. The next prime is 22211240431. The reversal of 22211240430 is 3404211222.

It is a junction number, because it is equal to n+sod(n) for n = 22211240397 and 22211240406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211240431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370187311 + ... + 370187370.

It is an arithmetic number, because the mean of its divisors is an integer number (3331686069).

Almost surely, 2^22211240430 is an apocalyptic number.

22211240430 is an abundant number, since it is smaller than the sum of its proper divisors (31095736674).

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

22211240430 is a wasteful number, since it uses less digits than its factorization.

22211240430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740374691.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22211240430 its reverse (3404211222), we get a palindrome (25615451652).

The spelling of 22211240430 in words is "twenty-two billion, two hundred eleven million, two hundred forty thousand, four hundred thirty".