10140020042 has 16 divisors (see below), whose sum is σ = 15585780672. Its totient is φ = 4944835680.

The previous prime is 10140020003. The next prime is 10140020047. The reversal of 10140020042 is 24002004101.

It is a junction number, because it is equal to n+sod(n) for n = 10140019999 and 10140020026.

It is not an unprimeable number, because it can be changed into a prime (10140020047) 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, 278633 + ... + 312915.

It is an arithmetic number, because the mean of its divisors is an integer number (974111292).

Almost surely, 2^10140020042 is an apocalyptic number.

10140020042 is a deficient number, since it is larger than the sum of its proper divisors (5445760630).

10140020042 is a wasteful number, since it uses less digits than its factorization.

10140020042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37933.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10140020042 its reverse (24002004101), we get a palindrome (34142024143).

The spelling of 10140020042 in words is "ten billion, one hundred forty million, twenty thousand, forty-two".