1243002141424 has 20 divisors (see below), whose sum is σ = 2416010961136. Its totient is φ = 619515441792.

The previous prime is 1243002141421. The next prime is 1243002141473. The reversal of 1243002141424 is 4241412003421.

It is a super-3 number, since 3×1243002141424³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1243002141392 and 1243002141401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1243002141421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124096644 + ... + 124106659.

Almost surely, 2^{1243002141424} is an apocalyptic number.

It is an amenable number.

1243002141424 is a deficient number, since it is larger than the sum of its proper divisors (1173008819712).

1243002141424 is a wasteful number, since it uses less digits than its factorization.

1243002141424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248203624 (or 248203618 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1243002141424 its reverse (4241412003421), we get a palindrome (5484414144845).

The spelling of 1243002141424 in words is "one trillion, two hundred forty-three billion, two million, one hundred forty-one thousand, four hundred twenty-four".