1011122044 has 12 divisors (see below), whose sum is σ = 1846396944. Its totient is φ = 483580064.

The previous prime is 1011122017. The next prime is 1011122129. The reversal of 1011122044 is 4402211101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5495137 + ... + 5495320.

It is an arithmetic number, because the mean of its divisors is an integer number (153866412).

Almost surely, 2^1011122044 is an apocalyptic number.

It is an amenable number.

1011122044 is a deficient number, since it is larger than the sum of its proper divisors (835274900).

1011122044 is a wasteful number, since it uses less digits than its factorization.

1011122044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10990484 (or 10990482 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1011122044 is about 31798.1452918248. The cubic root of 1011122044 is about 1003.6936878718.

Adding to 1011122044 its reverse (4402211101), we get a palindrome (5413333145).

The spelling of 1011122044 in words is "one billion, eleven million, one hundred twenty-two thousand, forty-four".