143234223220 has 48 divisors (see below), whose sum is σ = 333515903616. Its totient is φ = 51231312000.

The previous prime is 143234223193. The next prime is 143234223233. The reversal of 143234223220 is 22322432341.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5323176 + ... + 5350015.

It is an arithmetic number, because the mean of its divisors is an integer number (6948247992).

Almost surely, 2^143234223220 is an apocalyptic number.

143234223220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

143234223220 is an abundant number, since it is smaller than the sum of its proper divisors (190281680396).

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

143234223220 is a wasteful number, since it uses less digits than its factorization.

143234223220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10673272 (or 10673270 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 143234223220 its reverse (22322432341), we get a palindrome (165556655561).

The spelling of 143234223220 in words is "one hundred forty-three billion, two hundred thirty-four million, two hundred twenty-three thousand, two hundred twenty".