1013222444 has 24 divisors (see below), whose sum is σ = 1940844528. Its totient is φ = 459973440.

The previous prime is 1013222429. The next prime is 1013222477. The reversal of 1013222444 is 4442223101.

It is an unprimeable number.

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, 156542 + ... + 162885.

It is an arithmetic number, because the mean of its divisors is an integer number (80868522).

Almost surely, 2^1013222444 is an apocalyptic number.

It is an amenable number.

1013222444 is a deficient number, since it is larger than the sum of its proper divisors (927622084).

1013222444 is a wasteful number, since it uses less digits than its factorization.

1013222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319505 (or 319503 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1013222444 is about 31831.1552413669. The cubic root of 1013222444 is about 1004.3881968946.

Adding to 1013222444 its reverse (4442223101), we get a palindrome (5455445545).

The spelling of 1013222444 in words is "one billion, thirteen million, two hundred twenty-two thousand, four hundred forty-four".