1201323043342 has 8 divisors (see below), whose sum is σ = 1843891182936. Its totient is φ = 586692649032.

The previous prime is 1201323043313. The next prime is 1201323043369. The reversal of 1201323043342 is 2433403231021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1201323043342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6984436213 + ... + 6984436384.

It is an arithmetic number, because the mean of its divisors is an integer number (230486397867).

Almost surely, 2^{1201323043342} is an apocalyptic number.

1201323043342 is a deficient number, since it is larger than the sum of its proper divisors (642568139594).

1201323043342 is a wasteful number, since it uses less digits than its factorization.

1201323043342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13968872642.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1201323043342 its reverse (2433403231021), we get a palindrome (3634726274363).

The spelling of 1201323043342 in words is "one trillion, two hundred one billion, three hundred twenty-three million, forty-three thousand, three hundred forty-two".