11342021133444 has 144 divisors (see below), whose sum is σ = 29303808666048. Its totient is φ = 3402289465344.

The previous prime is 11342021133437. The next prime is 11342021133451. The reversal of 11342021133444 is 44433112024311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11342021133437) and next prime (11342021133451).

It is a super-2 number, since 2×11342021133444² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 308297619 + ... + 308334405.

It is an arithmetic number, because the mean of its divisors is an integer number (203498671292).

Almost surely, 2^{11342021133444} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11342021133444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14651904333024).

11342021133444 is an abundant number, since it is smaller than the sum of its proper divisors (17961787532604).

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

11342021133444 is a wasteful number, since it uses less digits than its factorization.

11342021133444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39714 (or 39689 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 11342021133444 its reverse (44433112024311), we get a palindrome (55775133157755).

The spelling of 11342021133444 in words is "eleven trillion, three hundred forty-two billion, twenty-one million, one hundred thirty-three thousand, four hundred forty-four".