1222302344 has 16 divisors (see below), whose sum is σ = 2292649920. Its totient is φ = 610929040.

The previous prime is 1222302343. The next prime is 1222302349. The reversal of 1222302344 is 4432032221.

It is not an unprimeable number, because it can be changed into a prime (1222302343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3092 + ... + 49539.

It is an arithmetic number, because the mean of its divisors is an integer number (143290620).

Almost surely, 2^1222302344 is an apocalyptic number.

It is an amenable number.

1222302344 is a deficient number, since it is larger than the sum of its proper divisors (1070347576).

1222302344 is a wasteful number, since it uses less digits than its factorization.

1222302344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55540 (or 55536 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1222302344 is about 34961.4408169915. The cubic root of 1222302344 is about 1069.2014725202.

Adding to 1222302344 its reverse (4432032221), we get a palindrome (5654334565).

The spelling of 1222302344 in words is "one billion, two hundred twenty-two million, three hundred two thousand, three hundred forty-four".