1100200042 has 8 divisors (see below), whose sum is σ = 1654976196. Its totient is φ = 548541312.

The previous prime is 1100200039. The next prime is 1100200061. The reversal of 1100200042 is 2400020011.

It can be written as a sum of positive squares in 2 ways, for example, as 1098325881 + 1874161 = 33141^2 + 1369^2 .

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

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, 778473 + ... + 779884.

Almost surely, 2^1100200042 is an apocalyptic number.

1100200042 is a deficient number, since it is larger than the sum of its proper divisors (554776154).

1100200042 is a wasteful number, since it uses less digits than its factorization.

1100200042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558712.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1100200042 is about 33169.2635130779. The cubic root of 1100200042 is about 1032.3426872328.

Adding to 1100200042 its reverse (2400020011), we get a palindrome (3500220053).

The spelling of 1100200042 in words is "one billion, one hundred million, two hundred thousand, forty-two".