101661506236 has 24 divisors (see below), whose sum is σ = 178214057280. Its totient is φ = 50743263552.

The previous prime is 101661506203. The next prime is 101661506257. The reversal of 101661506236 is 632605166101.

101661506236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 101661506195 and 101661506204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9137485 + ... + 9148603.

It is an arithmetic number, because the mean of its divisors is an integer number (7425585720).

Almost surely, 2^101661506236 is an apocalyptic number.

It is an amenable number.

101661506236 is a deficient number, since it is larger than the sum of its proper divisors (76552551044).

101661506236 is a wasteful number, since it uses less digits than its factorization.

101661506236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14853 (or 14851 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 101661506236 in words is "one hundred one billion, six hundred sixty-one million, five hundred six thousand, two hundred thirty-six".