101868043128734 has 16 divisors (see below), whose sum is σ = 165736529282016. Its totient is φ = 46768685510400.

The previous prime is 101868043128721. The next prime is 101868043128739. The reversal of 101868043128734 is 437821340868101.

It is a super-2 number, since 2×101868043128734² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101868043128734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101868043128739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36538034162 + ... + 36538036949.

It is an arithmetic number, because the mean of its divisors is an integer number (10358533080126).

Almost surely, 2^{101868043128734} is an apocalyptic number.

101868043128734 is a deficient number, since it is larger than the sum of its proper divisors (63868486153282).

101868043128734 is a wasteful number, since it uses less digits than its factorization.

101868043128734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73076071171.

The product of its (nonzero) digits is 6193152, while the sum is 56.

The spelling of 101868043128734 in words is "one hundred one trillion, eight hundred sixty-eight billion, forty-three million, one hundred twenty-eight thousand, seven hundred thirty-four".