343473222622531 has 4 divisors (see below), whose sum is σ = 345980326437432. Its totient is φ = 340966118807632.

The previous prime is 343473222622501. The next prime is 343473222622549. The reversal of 343473222622531 is 135226222374343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343473222622531 - 2¹⁹ = 343473222098243 is a prime.

It is a super-2 number, since 2×343473222622531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343473222622501) 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, 1253551907245 + ... + 1253551907518.

It is an arithmetic number, because the mean of its divisors is an integer number (86495081609358).

Almost surely, 2^{343473222622531} is an apocalyptic number.

343473222622531 is a deficient number, since it is larger than the sum of its proper divisors (2507103814901).

343473222622531 is a wasteful number, since it uses less digits than its factorization.

343473222622531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507103814900.

The product of its digits is 8709120, while the sum is 49.

Adding to 343473222622531 its reverse (135226222374343), we get a palindrome (478699444996874).

The spelling of 343473222622531 in words is "three hundred forty-three trillion, four hundred seventy-three billion, two hundred twenty-two million, six hundred twenty-two thousand, five hundred thirty-one".