143212122424 has 24 divisors (see below), whose sum is σ = 312363176040. Its totient is φ = 61376623728.

The previous prime is 143212122397. The next prime is 143212122509. The reversal of 143212122424 is 424221212341.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 143212122392 and 143212122401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182668132 + ... + 182668915.

It is an arithmetic number, because the mean of its divisors is an integer number (13015132335).

Almost surely, 2^143212122424 is an apocalyptic number.

143212122424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

143212122424 is an abundant number, since it is smaller than the sum of its proper divisors (169151053616).

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

143212122424 is a wasteful number, since it uses less digits than its factorization.

143212122424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365337067 (or 365337056 counting only the distinct ones).

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

Adding to 143212122424 its reverse (424221212341), we get a palindrome (567433334765).

The spelling of 143212122424 in words is "one hundred forty-three billion, two hundred twelve million, one hundred twenty-two thousand, four hundred twenty-four".