240442403111212 has 48 divisors (see below), whose sum is σ = 431463868510752. Its totient is φ = 117178934584320.

The previous prime is 240442403111189. The next prime is 240442403111213. The reversal of 240442403111212 is 212111304244042.

It is not an unprimeable number, because it can be changed into a prime (240442403111213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225205908 + ... + 226271044.

It is an arithmetic number, because the mean of its divisors is an integer number (8988830593974).

Almost surely, 2^{240442403111212} is an apocalyptic number.

It is an amenable number.

240442403111212 is a deficient number, since it is larger than the sum of its proper divisors (191021465399540).

240442403111212 is a wasteful number, since it uses less digits than its factorization.

240442403111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067938 (or 1067936 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 240442403111212 its reverse (212111304244042), we get a palindrome (452553707355254).

The spelling of 240442403111212 in words is "two hundred forty trillion, four hundred forty-two billion, four hundred three million, one hundred eleven thousand, two hundred twelve".