201303312342 has 64 divisors (see below), whose sum is σ = 441599938560. Its totient is φ = 60669453600.

The previous prime is 201303312317. The next prime is 201303312377. The reversal of 201303312342 is 243213303102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10943709 + ... + 10962087.

It is an arithmetic number, because the mean of its divisors is an integer number (6899999040).

Almost surely, 2^201303312342 is an apocalyptic number.

201303312342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201303312342 is an abundant number, since it is smaller than the sum of its proper divisors (240296626218).

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

201303312342 is a wasteful number, since it uses less digits than its factorization.

201303312342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19289.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 201303312342 its reverse (243213303102), we get a palindrome (444516615444).

The spelling of 201303312342 in words is "two hundred one billion, three hundred three million, three hundred twelve thousand, three hundred forty-two".