243122343221342 has 32 divisors (see below), whose sum is σ = 406895225536800. Its totient is φ = 108176588811648.

The previous prime is 243122343221339. The next prime is 243122343221393.

243122343221342 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 243122343221296 and 243122343221305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244149113 + ... + 245142884.

It is an arithmetic number, because the mean of its divisors is an integer number (12715475798025).

Almost surely, 2^{243122343221342} is an apocalyptic number.

243122343221342 is a deficient number, since it is larger than the sum of its proper divisors (163772882315458).

243122343221342 is a wasteful number, since it uses less digits than its factorization.

243122343221342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489292700.

The product of its digits is 331776, while the sum is 38.

The spelling of 243122343221342 in words is "two hundred forty-three trillion, one hundred twenty-two billion, three hundred forty-three million, two hundred twenty-one thousand, three hundred forty-two".