240203312142 has 16 divisors (see below), whose sum is σ = 480417391872. Its totient is φ = 80065976120.

The previous prime is 240203312131. The next prime is 240203312179. The reversal of 240203312142 is 241213302042.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142584 + ... + 707627.

It is an arithmetic number, because the mean of its divisors is an integer number (30026086992).

Almost surely, 2^240203312142 is an apocalyptic number.

240203312142 is an abundant number, since it is smaller than the sum of its proper divisors (240214079730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240203312142 is a wasteful number, since it uses less digits than its factorization.

240203312142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897303.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 240203312142 its reverse (241213302042), we get a palindrome (481416614184).

The spelling of 240203312142 in words is "two hundred forty billion, two hundred three million, three hundred twelve thousand, one hundred forty-two".