11442243221430 has 64 divisors (see below), whose sum is σ = 31411659022848. Its totient is φ = 2613101506560.

The previous prime is 11442243221419. The next prime is 11442243221447. The reversal of 11442243221430 is 3412234224411.

It is a super-2 number, since 2×11442243221430² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11442243221391 and 11442243221400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23386176 + ... + 23870435.

It is an arithmetic number, because the mean of its divisors is an integer number (490807172232).

Almost surely, 2^{11442243221430} is an apocalyptic number.

11442243221430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11442243221430 is an abundant number, since it is smaller than the sum of its proper divisors (19969415801418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11442243221430 is a wasteful number, since it uses less digits than its factorization.

11442243221430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47257781.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 11442243221430 its reverse (3412234224411), we get a palindrome (14854477445841).

The spelling of 11442243221430 in words is "eleven trillion, four hundred forty-two billion, two hundred forty-three million, two hundred twenty-one thousand, four hundred thirty".