11233442042 has 8 divisors (see below), whose sum is σ = 16850641332. Its totient is φ = 5616561600.

The previous prime is 11233442041. The next prime is 11233442047. The reversal of 11233442042 is 24024433211.

It can be written as a sum of positive squares in 2 ways, for example, as 10635590641 + 597851401 = 103129^2 + 24451^2 .

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

It is a super-2 number, since 2×11233442042² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11233442041) 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, 51692 + ... + 158552.

Almost surely, 2^11233442042 is an apocalyptic number.

11233442042 is a deficient number, since it is larger than the sum of its proper divisors (5617199290).

11233442042 is a wasteful number, since it uses less digits than its factorization.

11233442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159424.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 11233442042 its reverse (24024433211), we get a palindrome (35257875253).

The spelling of 11233442042 in words is "eleven billion, two hundred thirty-three million, four hundred forty-two thousand, forty-two".