22340200042 has 4 divisors (see below), whose sum is σ = 33510300066. Its totient is φ = 11170100020.

The previous prime is 22340200039. The next prime is 22340200063. The reversal of 22340200042 is 24000204322.

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., 22332014721 + 8185321 = 149439^2 + 2861^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22340199992 and 22340200019.

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 as a sum of consecutive naturals, namely, 5585050009 + ... + 5585050012.

Almost surely, 2^22340200042 is an apocalyptic number.

22340200042 is a deficient number, since it is larger than the sum of its proper divisors (11170100024).

22340200042 is a wasteful number, since it uses less digits than its factorization.

22340200042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11170100023.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 22340200042 its reverse (24000204322), we get a palindrome (46340404364).

The spelling of 22340200042 in words is "twenty-two billion, three hundred forty million, two hundred thousand, forty-two".