100043142120412 has 12 divisors (see below), whose sum is σ = 175075612329240. Its totient is φ = 50021538597776.

The previous prime is 100043142120349. The next prime is 100043142120413. The reversal of 100043142120412 is 214021241340001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100043142120413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357487 + ... + 14149702.

It is an arithmetic number, because the mean of its divisors is an integer number (14589634360770).

Almost surely, 2^{100043142120412} is an apocalyptic number.

It is an amenable number.

100043142120412 is a deficient number, since it is larger than the sum of its proper divisors (75032470208828).

100043142120412 is a wasteful number, since it uses less digits than its factorization.

100043142120412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16231220 (or 16231218 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 100043142120412 its reverse (214021241340001), we get a palindrome (314064383460413).

The spelling of 100043142120412 in words is "one hundred trillion, forty-three billion, one hundred forty-two million, one hundred twenty thousand, four hundred twelve".