340000321303 has 4 divisors (see below), whose sum is σ = 342446366920. Its totient is φ = 337554275688.

The previous prime is 340000321277. The next prime is 340000321337. The reversal of 340000321303 is 303123000043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 340000321303 - 2³³ = 331410386711 is a prime.

It is a super-2 number, since 2×340000321303² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340000321343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223022600 + ... + 1223022877.

It is an arithmetic number, because the mean of its divisors is an integer number (85611591730).

Almost surely, 2^340000321303 is an apocalyptic number.

340000321303 is a deficient number, since it is larger than the sum of its proper divisors (2446045617).

340000321303 is a wasteful number, since it uses less digits than its factorization.

340000321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2446045616.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 340000321303 its reverse (303123000043), we get a palindrome (643123321346).

The spelling of 340000321303 in words is "three hundred forty billion, three hundred twenty-one thousand, three hundred three".