143421211253116 has 48 divisors (see below), whose sum is σ = 261975669677568. Its totient is φ = 68572834545600.

The previous prime is 143421211253059. The next prime is 143421211253161. The reversal of 143421211253116 is 611352112124341.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6058929961 + ... + 6058953631.

It is an arithmetic number, because the mean of its divisors is an integer number (5457826451616).

Almost surely, 2^{143421211253116} is an apocalyptic number.

It is an amenable number.

143421211253116 is a deficient number, since it is larger than the sum of its proper divisors (118554458424452).

143421211253116 is a wasteful number, since it uses less digits than its factorization.

143421211253116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40042 (or 40040 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

Adding to 143421211253116 its reverse (611352112124341), we get a palindrome (754773323377457).

The spelling of 143421211253116 in words is "one hundred forty-three trillion, four hundred twenty-one billion, two hundred eleven million, two hundred fifty-three thousand, one hundred sixteen".