1101103042 has 8 divisors (see below), whose sum is σ = 1778704956. Its totient is φ = 508201392.

The previous prime is 1101103007. The next prime is 1101103049. The reversal of 1101103042 is 2403011011.

It can be written as a sum of positive squares in 2 ways, for example, as 1083133921 + 17969121 = 32911^2 + 4239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (1101103049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21175033 + ... + 21175084.

Almost surely, 2^1101103042 is an apocalyptic number.

1101103042 is a deficient number, since it is larger than the sum of its proper divisors (677601914).

1101103042 is a wasteful number, since it uses less digits than its factorization.

1101103042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42350132.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1101103042 is about 33182.8727207275. The cubic root of 1101103042 is about 1032.6250451339.

Adding to 1101103042 its reverse (2403011011), we get a palindrome (3504114053).

The spelling of 1101103042 in words is "one billion, one hundred one million, one hundred three thousand, forty-two".