1102044123 has 12 divisors (see below), whose sum is σ = 1650798968. Its totient is φ = 734695920.

The previous prime is 1102044113. The next prime is 1102044131. The reversal of 1102044123 is 3214402011.

It is not a de Polignac number, because 1102044123 - 2⁴ = 1102044107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102044096 and 1102044105.

It is not an unprimeable number, because it can be changed into a prime (1102044113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2267338 + ... + 2267823.

Almost surely, 2^1102044123 is an apocalyptic number.

1102044123 is a deficient number, since it is larger than the sum of its proper divisors (548754845).

1102044123 is an frugal number, since it uses more digits than its factorization.

1102044123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535176 (or 4535164 counting only the distinct ones).

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

The square root of 1102044123 is about 33197.0499141113. The cubic root of 1102044123 is about 1032.9191463072.

Adding to 1102044123 its reverse (3214402011), we get a palindrome (4316446134).

The spelling of 1102044123 in words is "one billion, one hundred two million, forty-four thousand, one hundred twenty-three".