340104021231 has 32 divisors (see below), whose sum is σ = 493806486208. Its totient is φ = 206961868800.

The previous prime is 340104021199. The next prime is 340104021241. The reversal of 340104021231 is 132120401043.

It is not a de Polignac number, because 340104021231 - 2⁵ = 340104021199 is a prime.

It is a super-2 number, since 2×340104021231² (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 = 340104021198 and 340104021207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340104021241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4505955 + ... + 4580811.

It is an arithmetic number, because the mean of its divisors is an integer number (15431452694).

Almost surely, 2^340104021231 is an apocalyptic number.

340104021231 is a deficient number, since it is larger than the sum of its proper divisors (153702464977).

340104021231 is a wasteful number, since it uses less digits than its factorization.

340104021231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76171.

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

Adding to 340104021231 its reverse (132120401043), we get a palindrome (472224422274).

The spelling of 340104021231 in words is "three hundred forty billion, one hundred four million, twenty-one thousand, two hundred thirty-one".