101543343912 has 48 divisors (see below), whose sum is σ = 275032192500. Its totient is φ = 33845446656.

The previous prime is 101543343907. The next prime is 101543343947. The reversal of 101543343912 is 219343345101.

101543343912 is a `hidden beast` number, since 101 + 543 + 3 + 4 + 3 + 9 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 81324210276 + 20219133636 = 285174^2 + 142194^2 .

It is a super-2 number, since 2×101543343912² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1236714 + ... + 1316262.

Almost surely, 2^101543343912 is an apocalyptic number.

101543343912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101543343912 is an abundant number, since it is smaller than the sum of its proper divisors (173488848588).

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

101543343912 is a wasteful number, since it uses less digits than its factorization.

101543343912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97290 (or 97283 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 101543343912 in words is "one hundred one billion, five hundred forty-three million, three hundred forty-three thousand, nine hundred twelve".