543221012142 has 64 divisors (see below), whose sum is σ = 1249110720000. Its totient is φ = 174875367744.

The previous prime is 543221012083. The next prime is 543221012209. The reversal of 543221012142 is 241210122345.

543221012142 is a `hidden beast` number, since 5 + 432 + 2 + 10 + 1 + 214 + 2 = 666.

It is a super-2 number, since 2×543221012142² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1107642 + ... + 1520957.

It is an arithmetic number, because the mean of its divisors is an integer number (19517355000).

Almost surely, 2^543221012142 is an apocalyptic number.

543221012142 is an abundant number, since it is smaller than the sum of its proper divisors (705889707858).

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

543221012142 is a wasteful number, since it uses less digits than its factorization.

543221012142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628742 (or 2628736 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 543221012142 its reverse (241210122345), we get a palindrome (784431134487).

The spelling of 543221012142 in words is "five hundred forty-three billion, two hundred twenty-one million, twelve thousand, one hundred forty-two".