103772052644721 has 16 divisors (see below), whose sum is σ = 138555910802304. Its totient is φ = 69084831763584.

The previous prime is 103772052644713. The next prime is 103772052644753. The reversal of 103772052644721 is 127446250277301.

It is a happy number.

It is not a de Polignac number, because 103772052644721 - 2³ = 103772052644713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103772052645721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1967715 + ... + 14540151.

It is an arithmetic number, because the mean of its divisors is an integer number (8659744425144).

Almost surely, 2^{103772052644721} is an apocalyptic number.

It is an amenable number.

103772052644721 is a deficient number, since it is larger than the sum of its proper divisors (34783858157583).

103772052644721 is a wasteful number, since it uses less digits than its factorization.

103772052644721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12576280.

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 103772052644721 in words is "one hundred three trillion, seven hundred seventy-two billion, fifty-two million, six hundred forty-four thousand, seven hundred twenty-one".