20343241133444 has 48 divisors (see below), whose sum is σ = 36416331409920. Its totient is φ = 9941226422400.

The previous prime is 20343241133417. The next prime is 20343241133471. The reversal of 20343241133444 is 44433114234302.

It is an interprime number because it is at equal distance from previous prime (20343241133417) and next prime (20343241133471).

It is a super-2 number, since 2×20343241133444² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20343241133398 and 20343241133407.

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 in 15 ways as a sum of consecutive naturals, for example, 148755962 + ... + 148892654.

It is an arithmetic number, because the mean of its divisors is an integer number (758673571040).

Almost surely, 2^{20343241133444} is an apocalyptic number.

It is an amenable number.

20343241133444 is a deficient number, since it is larger than the sum of its proper divisors (16073090276476).

20343241133444 is a wasteful number, since it uses less digits than its factorization.

20343241133444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141540 (or 141538 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 20343241133444 its reverse (44433114234302), we get a palindrome (64776355367746).

The spelling of 20343241133444 in words is "twenty trillion, three hundred forty-three billion, two hundred forty-one million, one hundred thirty-three thousand, four hundred forty-four".