1222332430 has 16 divisors (see below), whose sum is σ = 2400216624. Its totient is φ = 444484480.

The previous prime is 1222332409. The next prime is 1222332439. The reversal of 1222332430 is 342332221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222332439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5555947 + ... + 5556166.

It is an arithmetic number, because the mean of its divisors is an integer number (150013539).

Almost surely, 2^1222332430 is an apocalyptic number.

1222332430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222332430 is a deficient number, since it is larger than the sum of its proper divisors (1177884194).

1222332430 is a wasteful number, since it uses less digits than its factorization.

1222332430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11112131.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1222332430 is about 34961.8710883728. The cubic root of 1222332430 is about 1069.2102449628.

Adding to 1222332430 its reverse (342332221), we get a palindrome (1564664651).

The spelling of 1222332430 in words is "one billion, two hundred twenty-two million, three hundred thirty-two thousand, four hundred thirty".