1101322044 has 36 divisors (see below), whose sum is σ = 2798490240. Its totient is φ = 365183040.

The previous prime is 1101322037. The next prime is 1101322073. The reversal of 1101322044 is 4402231011.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73209 + ... + 86960.

It is an arithmetic number, because the mean of its divisors is an integer number (77735840).

Almost surely, 2^1101322044 is an apocalyptic number.

It is an amenable number.

1101322044 is an abundant number, since it is smaller than the sum of its proper divisors (1697168196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101322044 is a wasteful number, since it uses less digits than its factorization.

1101322044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160370 (or 160365 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1101322044 is about 33186.1724819239. The cubic root of 1101322044 is about 1032.6935013244.

Adding to 1101322044 its reverse (4402231011), we get a palindrome (5503553055).

The spelling of 1101322044 in words is "one billion, one hundred one million, three hundred twenty-two thousand, forty-four".