101155312 has 20 divisors (see below), whose sum is σ = 196393680. Its totient is φ = 50473088.

The previous prime is 101155291. The next prime is 101155331. The reversal of 101155312 is 213551101.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 101155312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1764 + ... + 14332.

It is an arithmetic number, because the mean of its divisors is an integer number (9819684).

Almost surely, 2^101155312 is an apocalyptic number.

It is an amenable number.

101155312 is a deficient number, since it is larger than the sum of its proper divisors (95238368).

101155312 is a wasteful number, since it uses less digits than its factorization.

101155312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13080 (or 13074 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 101155312 is about 10057.5997136494. The cubic root of 101155312 is about 465.9395379199.

The spelling of 101155312 in words is "one hundred one million, one hundred fifty-five thousand, three hundred twelve".