143163615661212 has 48 divisors (see below), whose sum is σ = 342612764200224. Its totient is φ = 46500565248000.

The previous prime is 143163615661193. The next prime is 143163615661229. The reversal of 143163615661212 is 212166516361341.

It is a super-2 number, since 2×143163615661212² (a number of 29 digits) contains 22 as substring.

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, 176808589 + ... + 177616452.

It is an arithmetic number, because the mean of its divisors is an integer number (7137765920838).

Almost surely, 2^{143163615661212} is an apocalyptic number.

143163615661212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143163615661212 is an abundant number, since it is smaller than the sum of its proper divisors (199449148539012).

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

143163615661212 is a wasteful number, since it uses less digits than its factorization.

143163615661212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354425910 (or 354425908 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The spelling of 143163615661212 in words is "one hundred forty-three trillion, one hundred sixty-three billion, six hundred fifteen million, six hundred sixty-one thousand, two hundred twelve".