1011113042 has 4 divisors (see below), whose sum is σ = 1516669566. Its totient is φ = 505556520.

The previous prime is 1011113011. The next prime is 1011113071. The reversal of 1011113042 is 2403111101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2403111101 = 2531 ⋅949471.

It can be written as a sum of positive squares in only one way, i.e., 949317721 + 61795321 = 30811^2 + 7861^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252778259 + ... + 252778262.

Almost surely, 2^1011113042 is an apocalyptic number.

1011113042 is a deficient number, since it is larger than the sum of its proper divisors (505556524).

1011113042 is an equidigital number, since it uses as much as digits as its factorization.

1011113042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505556523.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1011113042 is about 31798.0037423735. The cubic root of 1011113042 is about 1003.6907092412.

Adding to 1011113042 its reverse (2403111101), we get a palindrome (3414224143).

The spelling of 1011113042 in words is "one billion, eleven million, one hundred thirteen thousand, forty-two".