101243113044 has 12 divisors (see below), whose sum is σ = 236233930464. Its totient is φ = 33747704344.

The previous prime is 101243113003. The next prime is 101243113051. The reversal of 101243113044 is 440311342101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4218463032 + ... + 4218463055.

It is an arithmetic number, because the mean of its divisors is an integer number (19686160872).

Almost surely, 2^101243113044 is an apocalyptic number.

It is an amenable number.

101243113044 is an abundant number, since it is smaller than the sum of its proper divisors (134990817420).

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

101243113044 is a wasteful number, since it uses less digits than its factorization.

101243113044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8436926094 (or 8436926092 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 101243113044 its reverse (440311342101), we get a palindrome (541554455145).

The spelling of 101243113044 in words is "one hundred one billion, two hundred forty-three million, one hundred thirteen thousand, forty-four".