340134021242023 has 2 divisors, whose sum is σ = 340134021242024. Its totient is φ = 340134021242022.

The previous prime is 340134021242011. The next prime is 340134021242033. The reversal of 340134021242023 is 320242120431043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340134021242023 - 2²⁹ = 340133484371111 is a prime.

It is a super-2 number, since 2×340134021242023² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340134021242033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170067010621011 + 170067010621012.

It is an arithmetic number, because the mean of its divisors is an integer number (170067010621012).

Almost surely, 2^{340134021242023} is an apocalyptic number.

340134021242023 is a deficient number, since it is larger than the sum of its proper divisors (1).

340134021242023 is an equidigital number, since it uses as much as digits as its factorization.

340134021242023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 340134021242023 its reverse (320242120431043), we get a palindrome (660376141673066).

The spelling of 340134021242023 in words is "three hundred forty trillion, one hundred thirty-four billion, twenty-one million, two hundred forty-two thousand, twenty-three".