11221311442234 has 8 divisors (see below), whose sum is σ = 16832838486240. Its totient is φ = 5610365280156.

The previous prime is 11221311442213. The next prime is 11221311442241. The reversal of 11221311442234 is 43224411312211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11221311442234² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11221311442196 and 11221311442205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145172184 + ... + 145249459.

It is an arithmetic number, because the mean of its divisors is an integer number (2104104810780).

Almost surely, 2^{11221311442234} is an apocalyptic number.

11221311442234 is a deficient number, since it is larger than the sum of its proper divisors (5611527044006).

11221311442234 is a wasteful number, since it uses less digits than its factorization.

11221311442234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290440964.

The product of its digits is 9216, while the sum is 31.

Adding to 11221311442234 its reverse (43224411312211), we get a palindrome (54445722754445).

The spelling of 11221311442234 in words is "eleven trillion, two hundred twenty-one billion, three hundred eleven million, four hundred forty-two thousand, two hundred thirty-four".