1011442112 has 28 divisors (see below), whose sum is σ = 2094347856. Its totient is φ = 483732480.

The previous prime is 1011442111. The next prime is 1011442127. The reversal of 1011442112 is 2112441101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011442111) 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, 342089 + ... + 345032.

Almost surely, 2^1011442112 is an apocalyptic number.

It is an amenable number.

1011442112 is an abundant number, since it is smaller than the sum of its proper divisors (1082905744).

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

1011442112 is an equidigital number, since it uses as much as digits as its factorization.

1011442112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687156 (or 687146 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1011442112 is about 31803.1777028649. The cubic root of 1011442112 is about 1003.7995822236.

Adding to 1011442112 its reverse (2112441101), we get a palindrome (3123883213).

The spelling of 1011442112 in words is "one billion, eleven million, four hundred forty-two thousand, one hundred twelve".