1013222044 has 24 divisors (see below), whose sum is σ = 1870117200. Its totient is φ = 479007360.

The previous prime is 1013222033. The next prime is 1013222087. The reversal of 1013222044 is 4402223101.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26802 + ... + 52390.

It is an arithmetic number, because the mean of its divisors is an integer number (77921550).

Almost surely, 2^1013222044 is an apocalyptic number.

It is an amenable number.

1013222044 is a deficient number, since it is larger than the sum of its proper divisors (856895156).

1013222044 is a wasteful number, since it uses less digits than its factorization.

1013222044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26133 (or 26131 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1013222044 is about 31831.1489582139. The cubic root of 1013222044 is about 1004.3880647238.

Adding to 1013222044 its reverse (4402223101), we get a palindrome (5415445145).

The spelling of 1013222044 in words is "one billion, thirteen million, two hundred twenty-two thousand, forty-four".