10312140042 has 24 divisors (see below), whose sum is σ = 22459956480. Its totient is φ = 3419382120.

The previous prime is 10312140023. The next prime is 10312140053. The reversal of 10312140042 is 24004121301.

10312140042 is a `hidden beast` number, since 103 + 121 + 400 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10312139997 and 10312140024.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1496292 + ... + 1503167.

It is an arithmetic number, because the mean of its divisors is an integer number (935831520).

Almost surely, 2^10312140042 is an apocalyptic number.

10312140042 is an abundant number, since it is smaller than the sum of its proper divisors (12147816438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10312140042 is a wasteful number, since it uses less digits than its factorization.

10312140042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999658 (or 2999655 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10312140042 its reverse (24004121301), we get a palindrome (34316261343).

The spelling of 10312140042 in words is "ten billion, three hundred twelve million, one hundred forty thousand, forty-two".