11042420343434 has 4 divisors (see below), whose sum is σ = 16563630515154. Its totient is φ = 5521210171716.

The previous prime is 11042420343401. The next prime is 11042420343457. The reversal of 11042420343434 is 43434302424011.

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., 10895115600625 + 147304742809 = 3300775^2 + 383803^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11042420343394 and 11042420343403.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760605085857 + ... + 2760605085860.

Almost surely, 2^{11042420343434} is an apocalyptic number.

11042420343434 is a deficient number, since it is larger than the sum of its proper divisors (5521210171720).

11042420343434 is an equidigital number, since it uses as much as digits as its factorization.

11042420343434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5521210171719.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 11042420343434 its reverse (43434302424011), we get a palindrome (54476722767445).

The spelling of 11042420343434 in words is "eleven trillion, forty-two billion, four hundred twenty million, three hundred forty-three thousand, four hundred thirty-four".