201112123342 has 24 divisors (see below), whose sum is σ = 328122278568. Its totient is φ = 91901839200.

The previous prime is 201112123339. The next prime is 201112123409. The reversal of 201112123342 is 243321211102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113908 + ... + 644359.

It is an arithmetic number, because the mean of its divisors is an integer number (13671761607).

Almost surely, 2^201112123342 is an apocalyptic number.

201112123342 is a deficient number, since it is larger than the sum of its proper divisors (127010155226).

201112123342 is a wasteful number, since it uses less digits than its factorization.

201112123342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758484 (or 758383 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 201112123342 its reverse (243321211102), we get a palindrome (444433334444).

The spelling of 201112123342 in words is "two hundred one billion, one hundred twelve million, one hundred twenty-three thousand, three hundred forty-two".