340241223031 has 4 divisors (see below), whose sum is σ = 342278595792. Its totient is φ = 338203850272.

The previous prime is 340241223011. The next prime is 340241223089. The reversal of 340241223031 is 130322142043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130322142043 = 29 ⋅4493866967.

It is a cyclic number.

It is not a de Polignac number, because 340241223031 - 2²³ = 340232834423 is a prime.

It is a super-2 number, since 2×340241223031² (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 = 340241222987 and 340241223005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340241223011) 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, 1018686130 + ... + 1018686463.

It is an arithmetic number, because the mean of its divisors is an integer number (85569648948).

Almost surely, 2^340241223031 is an apocalyptic number.

340241223031 is a deficient number, since it is larger than the sum of its proper divisors (2037372761).

340241223031 is a wasteful number, since it uses less digits than its factorization.

340241223031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037372760.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 340241223031 its reverse (130322142043), we get a palindrome (470563365074).

The spelling of 340241223031 in words is "three hundred forty billion, two hundred forty-one million, two hundred twenty-three thousand, thirty-one".