10043120001242 has 8 divisors (see below), whose sum is σ = 15069022670100. Its totient is φ = 5020112444544.

The previous prime is 10043120001241. The next prime is 10043120001253. The reversal of 10043120001242 is 24210002134001.

It can be written as a sum of positive squares in 2 ways, for example, as 9005286776161 + 1037833225081 = 3000881^2 + 1018741^2 .

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

It is a super-2 number, since 2×10043120001242² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10043120001241) 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, 723769367 + ... + 723783242.

Almost surely, 2^{10043120001242} is an apocalyptic number.

10043120001242 is a deficient number, since it is larger than the sum of its proper divisors (5025902668858).

10043120001242 is a wasteful number, since it uses less digits than its factorization.

10043120001242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447556080.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10043120001242 its reverse (24210002134001), we get a palindrome (34253122135243).

The spelling of 10043120001242 in words is "ten trillion, forty-three billion, one hundred twenty million, one thousand, two hundred forty-two".