10242340042 has 16 divisors (see below), whose sum is σ = 16792380864. Its totient is φ = 4646668000.

The previous prime is 10242340039. The next prime is 10242340061. The reversal of 10242340042 is 24004324201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 10242339995 and 10242340022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435334 + ... + 458257.

It is an arithmetic number, because the mean of its divisors is an integer number (1049523804).

Almost surely, 2^10242340042 is an apocalyptic number.

10242340042 is a deficient number, since it is larger than the sum of its proper divisors (6550040822).

10242340042 is a wasteful number, since it uses less digits than its factorization.

10242340042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894125.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 10242340042 its reverse (24004324201), we get a palindrome (34246664243).

The spelling of 10242340042 in words is "ten billion, two hundred forty-two million, three hundred forty thousand, forty-two".