10243542421312 has 56 divisors (see below), whose sum is σ = 21397341853440. Its totient is φ = 4852098017280.

The previous prime is 10243542421297. The next prime is 10243542421313. The reversal of 10243542421312 is 21312424534201.

It is a super-2 number, since 2×10243542421312² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10243542421313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100691112 + ... + 100792792.

It is an arithmetic number, because the mean of its divisors is an integer number (382095390240).

Almost surely, 2^{10243542421312} is an apocalyptic number.

It is an amenable number.

10243542421312 is an abundant number, since it is smaller than the sum of its proper divisors (11153799432128).

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

10243542421312 is a wasteful number, since it uses less digits than its factorization.

10243542421312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184559 (or 184549 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 10243542421312 its reverse (21312424534201), we get a palindrome (31555966955513).

The spelling of 10243542421312 in words is "ten trillion, two hundred forty-three billion, five hundred forty-two million, four hundred twenty-one thousand, three hundred twelve".