34344210220042 has 4 divisors (see below), whose sum is σ = 51516315330066. Its totient is φ = 17172105110020.

The previous prime is 34344210220027. The next prime is 34344210220087. The reversal of 34344210220042 is 24002201244343.

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

It can be written as a sum of positive squares in only one way, i.e., 29645204557081 + 4699005662961 = 5444741^2 + 2167719^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 34344210219986 and 34344210220013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8586052555009 + ... + 8586052555012.

Almost surely, 2^{34344210220042} is an apocalyptic number.

34344210220042 is a deficient number, since it is larger than the sum of its proper divisors (17172105110024).

34344210220042 is a wasteful number, since it uses less digits than its factorization.

34344210220042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17172105110023.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 34344210220042 its reverse (24002201244343), we get a palindrome (58346411464385).

The spelling of 34344210220042 in words is "thirty-four trillion, three hundred forty-four billion, two hundred ten million, two hundred twenty thousand, forty-two".