109721930812788 has 48 divisors (see below), whose sum is σ = 298563077052800. Its totient is φ = 31349123088192.

The previous prime is 109721930812787. The next prime is 109721930812801. The reversal of 109721930812788 is 887218039127901.

109721930812788 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109721930812787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13328704681 + ... + 13328712912.

Almost surely, 2^{109721930812788} is an apocalyptic number.

It is an amenable number.

109721930812788 is an abundant number, since it is smaller than the sum of its proper divisors (188841146240012).

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

109721930812788 is a wasteful number, since it uses less digits than its factorization.

109721930812788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26657417621 (or 26657417605 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 66.

The spelling of 109721930812788 in words is "one hundred nine trillion, seven hundred twenty-one billion, nine hundred thirty million, eight hundred twelve thousand, seven hundred eighty-eight".