1112210042 has 8 divisors (see below), whose sum is σ = 1691168916. Its totient is φ = 548487072.

The previous prime is 1112210041. The next prime is 1112210063. The reversal of 1112210042 is 2400122111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1079845321 + 32364721 = 32861^2 + 5689^2 .

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

It is a super-2 number, since 2×1112210042² = 2474022355051283528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1112209999 and 1112210026.

It is not an unprimeable number, because it can be changed into a prime (1112210041) 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, 3808793 + ... + 3809084.

Almost surely, 2^1112210042 is an apocalyptic number.

1112210042 is a deficient number, since it is larger than the sum of its proper divisors (578958874).

1112210042 is an equidigital number, since it uses as much as digits as its factorization.

1112210042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7617952.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1112210042 is about 33349.8132228653. The cubic root of 1112210042 is about 1036.0855195177.

Adding to 1112210042 its reverse (2400122111), we get a palindrome (3512332153).

The spelling of 1112210042 in words is "one billion, one hundred twelve million, two hundred ten thousand, forty-two".