1022313044 has 6 divisors (see below), whose sum is σ = 1789047834. Its totient is φ = 511156520.

The previous prime is 1022313041. The next prime is 1022313049. The reversal of 1022313044 is 4403132201.

It can be written as a sum of positive squares in only one way, i.e., 994645444 + 27667600 = 31538^2 + 5260^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022313041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127789127 + ... + 127789134.

It is an arithmetic number, because the mean of its divisors is an integer number (298174639).

Almost surely, 2^1022313044 is an apocalyptic number.

It is an amenable number.

1022313044 is a deficient number, since it is larger than the sum of its proper divisors (766734790).

1022313044 is a wasteful number, since it uses less digits than its factorization.

1022313044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255578265 (or 255578263 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1022313044 is about 31973.6304476048. The cubic root of 1022313044 is about 1007.3830379362.

Adding to 1022313044 its reverse (4403132201), we get a palindrome (5425445245).

The spelling of 1022313044 in words is "one billion, twenty-two million, three hundred thirteen thousand, forty-four".