2112303424442 has 8 divisors (see below), whose sum is σ = 3169406920500. Its totient is φ = 1055834450944.

The previous prime is 2112303424381. The next prime is 2112303424457. The reversal of 2112303424442 is 2444243032112.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1816562144401 + 295741280041 = 1347799^2 + 543821^2 .

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

It is a super-2 number, since 2×2112303424442² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112303424399 and 2112303424408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158622317 + ... + 158635632.

Almost surely, 2^{2112303424442} is an apocalyptic number.

2112303424442 is a deficient number, since it is larger than the sum of its proper divisors (1057103496058).

2112303424442 is a wasteful number, since it uses less digits than its factorization.

2112303424442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317261280.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 2112303424442 its reverse (2444243032112), we get a palindrome (4556546456554).

The spelling of 2112303424442 in words is "two trillion, one hundred twelve billion, three hundred three million, four hundred twenty-four thousand, four hundred forty-two".