342122221243 has 16 divisors (see below), whose sum is σ = 392900515200. Its totient is φ = 294626047680.

The previous prime is 342122221229. The next prime is 342122221253.

342122221243 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 342122221243 - 2¹⁷ = 342122090171 is a prime.

It is a super-2 number, since 2×342122221243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342122221213) 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, 2700855 + ... + 2824687.

It is an arithmetic number, because the mean of its divisors is an integer number (24556282200).

Almost surely, 2^342122221243 is an apocalyptic number.

342122221243 is a deficient number, since it is larger than the sum of its proper divisors (50778293957).

342122221243 is a wasteful number, since it uses less digits than its factorization.

342122221243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137082.

The product of its digits is 9216, while the sum is 28.

It can be divided in two parts, 342122 and 221243, that added together give a palindrome (563365).

The spelling of 342122221243 in words is "three hundred forty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred forty-three".