342311440321 has 16 divisors (see below), whose sum is σ = 349537406400. Its totient is φ = 335134139328.

The previous prime is 342311440271. The next prime is 342311440363. The reversal of 342311440321 is 123044113243.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 342311440321 - 2¹³ = 342311432129 is a prime.

It is a super-3 number, since 3×342311440321³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 342311440321.

It is not an unprimeable number, because it can be changed into a prime (342311440421) 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, 48420775 + ... + 48427843.

It is an arithmetic number, because the mean of its divisors is an integer number (21846087900).

Almost surely, 2^342311440321 is an apocalyptic number.

It is an amenable number.

342311440321 is a deficient number, since it is larger than the sum of its proper divisors (7225966079).

342311440321 is a wasteful number, since it uses less digits than its factorization.

342311440321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10368.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 342311440321 its reverse (123044113243), we get a palindrome (465355553564).

The spelling of 342311440321 in words is "three hundred forty-two billion, three hundred eleven million, four hundred forty thousand, three hundred twenty-one".