10312004042 has 16 divisors (see below), whose sum is σ = 15774399432. Its totient is φ = 5054050560.

The previous prime is 10312003997. The next prime is 10312004047. The reversal of 10312004042 is 24040021301.

It can be written as a sum of positive squares in 4 ways, for example, as 5455447321 + 4856556721 = 73861^2 + 69689^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10312004042.

It is not an unprimeable number, because it can be changed into a prime (10312004047) 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, 71942 + ... + 160622.

Almost surely, 2^10312004042 is an apocalyptic number.

10312004042 is a deficient number, since it is larger than the sum of its proper divisors (5462395390).

10312004042 is a wasteful number, since it uses less digits than its factorization.

10312004042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89833.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10312004042 its reverse (24040021301), we get a palindrome (34352025343).

The spelling of 10312004042 in words is "ten billion, three hundred twelve million, four thousand, forty-two".