2042012443123 has 8 divisors (see below), whose sum is σ = 2199530935296. Its totient is φ = 1890221896200.

The previous prime is 2042012443057. The next prime is 2042012443127. The reversal of 2042012443123 is 3213442102402.

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 2042012443123 - 2¹⁷ = 2042012312051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2042012443091 and 2042012443100.

It is not an unprimeable number, because it can be changed into a prime (2042012443127) 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, 1431985573 + ... + 1431986998.

It is an arithmetic number, because the mean of its divisors is an integer number (274941366912).

Almost surely, 2^{2042012443123} is an apocalyptic number.

2042012443123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2042012443123 is a deficient number, since it is larger than the sum of its proper divisors (157518492173).

2042012443123 is a wasteful number, since it uses less digits than its factorization.

2042012443123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2863972625.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2042012443123 its reverse (3213442102402), we get a palindrome (5255454545525).

The spelling of 2042012443123 in words is "two trillion, forty-two billion, twelve million, four hundred forty-three thousand, one hundred twenty-three".