101860920 has 192 divisors, whose sum is σ = 383685120. Its totient is φ = 22954752.

The previous prime is 101860909. The next prime is 101860921. The reversal of 101860920 is 29068101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101860921) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 208917 + ... + 209403.

It is an arithmetic number, because the mean of its divisors is an integer number (1998360).

Almost surely, 2^101860920 is an apocalyptic number.

101860920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101860920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191842560).

101860920 is an abundant number, since it is smaller than the sum of its proper divisors (281824200).

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

101860920 is a wasteful number, since it uses less digits than its factorization.

101860920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 587 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 101860920 is about 10092.6171036060. The cubic root of 101860920 is about 467.0204143204.

The spelling of 101860920 in words is "one hundred one million, eight hundred sixty thousand, nine hundred twenty".