340120411423343 has 16 divisors (see below), whose sum is σ = 354457973237760. Its totient is φ = 326122205820000.

The previous prime is 340120411423301. The next prime is 340120411423423. The reversal of 340120411423343 is 343324114021043.

It is a cyclic number.

It is not a de Polignac number, because 340120411423343 - 2¹⁸ = 340120411161199 is a prime.

It is a super-2 number, since 2×340120411423343² (a number of 30 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 (340120411423043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235600823 + ... + 237040056.

It is an arithmetic number, because the mean of its divisors is an integer number (22153623327360).

Almost surely, 2^{340120411423343} is an apocalyptic number.

340120411423343 is a deficient number, since it is larger than the sum of its proper divisors (14337561814417).

340120411423343 is a wasteful number, since it uses less digits than its factorization.

340120411423343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472641238.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 340120411423343 its reverse (343324114021043), we get a palindrome (683444525444386).

The spelling of 340120411423343 in words is "three hundred forty trillion, one hundred twenty billion, four hundred eleven million, four hundred twenty-three thousand, three hundred forty-three".