101316920 has 32 divisors (see below), whose sum is σ = 232269120. Its totient is φ = 39761280.

The previous prime is 101316907. The next prime is 101316937. The reversal of 101316920 is 29613101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21776 + ... + 26015.

It is an arithmetic number, because the mean of its divisors is an integer number (7258410).

Almost surely, 2^101316920 is an apocalyptic number.

101316920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101316920 is an abundant number, since it is smaller than the sum of its proper divisors (130952200).

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

101316920 is a wasteful number, since it uses less digits than its factorization.

101316920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47855 (or 47851 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 101316920 is about 10065.6306310136. The cubic root of 101316920 is about 466.1875377228.

The spelling of 101316920 in words is "one hundred one million, three hundred sixteen thousand, nine hundred twenty".