2002240312 has 16 divisors (see below), whose sum is σ = 3754711800. Its totient is φ = 1000983840.

The previous prime is 2002240249. The next prime is 2002240313. The reversal of 2002240312 is 2130422002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002240313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73987 + ... + 97357.

Almost surely, 2^2002240312 is an apocalyptic number.

It is an amenable number.

2002240312 is a deficient number, since it is larger than the sum of its proper divisors (1752471488).

2002240312 is a wasteful number, since it uses less digits than its factorization.

2002240312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34086 (or 34082 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2002240312 is about 44746.3999892729. The cubic root of 2002240312 is about 1260.3913103914.

Adding to 2002240312 its reverse (2130422002), we get a palindrome (4132662314).

The spelling of 2002240312 in words is "two billion, two million, two hundred forty thousand, three hundred twelve".