1011112242 has 16 divisors (see below), whose sum is σ = 2311113792. Its totient is φ = 288889200.

The previous prime is 1011112241. The next prime is 1011112243. The reversal of 1011112242 is 2422111101.

It is an interprime number because it is at equal distance from previous prime (1011112241) and next prime (1011112243).

It is not an unprimeable number, because it can be changed into a prime (1011112241) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 12037009 + ... + 12037092.

It is an arithmetic number, because the mean of its divisors is an integer number (144444612).

Almost surely, 2^1011112242 is an apocalyptic number.

1011112242 is an abundant number, since it is smaller than the sum of its proper divisors (1300001550).

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

1011112242 is a wasteful number, since it uses less digits than its factorization.

1011112242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24074113.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1011112242 is about 31797.9911629650. The cubic root of 1011112242 is about 1003.6904445320.

Adding to 1011112242 its reverse (2422111101), we get a palindrome (3433223343).

The spelling of 1011112242 in words is "one billion, eleven million, one hundred twelve thousand, two hundred forty-two".