340021041231 has 8 divisors (see below), whose sum is σ = 454731061504. Its totient is φ = 225995857560.

The previous prime is 340021041203. The next prime is 340021041277. The reversal of 340021041231 is 132140120043.

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

It is not a de Polignac number, because 340021041231 - 2⁷ = 340021041103 is a prime.

It is a super-2 number, since 2×340021041231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340021041198 and 340021041207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340021041281) 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, 171207991 + ... + 171209976.

It is an arithmetic number, because the mean of its divisors is an integer number (56841382688).

Almost surely, 2^340021041231 is an apocalyptic number.

340021041231 is a deficient number, since it is larger than the sum of its proper divisors (114710020273).

340021041231 is a wasteful number, since it uses less digits than its factorization.

340021041231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342418301.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 340021041231 its reverse (132140120043), we get a palindrome (472161161274).

The spelling of 340021041231 in words is "three hundred forty billion, twenty-one million, forty-one thousand, two hundred thirty-one".