2042440010123 has 8 divisors (see below), whose sum is σ = 2105582095680. Its totient is φ = 1979932518720.

The previous prime is 2042440010111. The next prime is 2042440010249. The reversal of 2042440010123 is 3210100442402.

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

It is a cyclic number.

It is not a de Polignac number, because 2042440010123 - 2⁶ = 2042440010059 is a prime.

It is a super-2 number, since 2×2042440010123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042440060123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158642003 + ... + 158654876.

It is an arithmetic number, because the mean of its divisors is an integer number (263197761960).

Almost surely, 2^{2042440010123} is an apocalyptic number.

2042440010123 is a deficient number, since it is larger than the sum of its proper divisors (63142085557).

2042440010123 is a wasteful number, since it uses less digits than its factorization.

2042440010123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317297077.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2042440010123 its reverse (3210100442402), we get a palindrome (5252540452525).

The spelling of 2042440010123 in words is "two trillion, forty-two billion, four hundred forty million, ten thousand, one hundred twenty-three".