340442323204231 has 8 divisors (see below), whose sum is σ = 358374843940400. Its totient is φ = 322511252840640.

The previous prime is 340442323204169. The next prime is 340442323204301. The reversal of 340442323204231 is 132402323244043.

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

It is a cyclic number.

It is not a de Polignac number, because 340442323204231 - 2⁷ = 340442323204103 is a prime.

It is a super-2 number, since 2×340442323204231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340442323204631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362111310 + ... + 363050251.

It is an arithmetic number, because the mean of its divisors is an integer number (44796855492550).

Almost surely, 2^{340442323204231} is an apocalyptic number.

340442323204231 is a deficient number, since it is larger than the sum of its proper divisors (17932520736169).

340442323204231 is a wasteful number, since it uses less digits than its factorization.

340442323204231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725186289.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 340442323204231 its reverse (132402323244043), we get a palindrome (472844646448274).

The spelling of 340442323204231 in words is "three hundred forty trillion, four hundred forty-two billion, three hundred twenty-three million, two hundred four thousand, two hundred thirty-one".