345243031222 has 16 divisors (see below), whose sum is σ = 523634857200. Its totient is φ = 170708735520.

The previous prime is 345243031193. The next prime is 345243031249. The reversal of 345243031222 is 222130342543.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2599197 + ... + 2728792.

It is an arithmetic number, because the mean of its divisors is an integer number (32727178575).

Almost surely, 2^345243031222 is an apocalyptic number.

345243031222 is a deficient number, since it is larger than the sum of its proper divisors (178391825978).

345243031222 is a wasteful number, since it uses less digits than its factorization.

345243031222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5328351.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 345243031222 its reverse (222130342543), we get a palindrome (567373373765).

The spelling of 345243031222 in words is "three hundred forty-five billion, two hundred forty-three million, thirty-one thousand, two hundred twenty-two".