143163421002522 has 24 divisors (see below), whose sum is σ = 310187693399220. Its totient is φ = 47721097068480.

The previous prime is 143163421002443. The next prime is 143163421002523. The reversal of 143163421002522 is 225200124361341.

It is a happy number.

143163421002522 is a `hidden beast` number, since 1 + 4 + 3 + 1 + 634 + 2 + 10 + 0 + 2 + 5 + 2 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 136691897123961 + 6471523878561 = 11691531^2 + 2543919^2 .

It is a super-2 number, since 2×143163421002522² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (143163421002523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21539004 + ... + 27390792.

Almost surely, 2^{143163421002522} is an apocalyptic number.

143163421002522 is an abundant number, since it is smaller than the sum of its proper divisors (167024272396698).

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

143163421002522 is a wasteful number, since it uses less digits than its factorization.

143163421002522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7210958 (or 7210955 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 143163421002522 its reverse (225200124361341), we get a palindrome (368363545363863).

The spelling of 143163421002522 in words is "one hundred forty-three trillion, one hundred sixty-three billion, four hundred twenty-one million, two thousand, five hundred twenty-two".