2031240242 has 16 divisors (see below), whose sum is σ = 3086082720. Its totient is φ = 1002566112.

The previous prime is 2031240217. The next prime is 2031240247. The reversal of 2031240242 is 2420421302.

It is not an unprimeable number, because it can be changed into a prime (2031240247) 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, 233609 + ... + 242147.

It is an arithmetic number, because the mean of its divisors is an integer number (192880170).

Almost surely, 2^2031240242 is an apocalyptic number.

2031240242 is a deficient number, since it is larger than the sum of its proper divisors (1054842478).

2031240242 is a wasteful number, since it uses less digits than its factorization.

2031240242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10057.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2031240242 is about 45069.2826878796. The cubic root of 2031240242 is about 1266.4472267905.

Adding to 2031240242 its reverse (2420421302), we get a palindrome (4451661544).

The spelling of 2031240242 in words is "two billion, thirty-one million, two hundred forty thousand, two hundred forty-two".