101986050 has 24 divisors (see below), whose sum is σ = 252925776. Its totient is φ = 27196240.

The previous prime is 101986019. The next prime is 101986051. The reversal of 101986050 is 50689101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 101985999 and 101986017.

It is not an unprimeable number, because it can be changed into a prime (101986051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339804 + ... + 340103.

It is an arithmetic number, because the mean of its divisors is an integer number (10538574).

Almost surely, 2^101986050 is an apocalyptic number.

101986050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101986050 is an abundant number, since it is smaller than the sum of its proper divisors (150939726).

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

101986050 is a wasteful number, since it uses less digits than its factorization.

101986050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679922 (or 679917 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 101986050 is about 10098.8142868359. The cubic root of 101986050 is about 467.2115715423.

The spelling of 101986050 in words is "one hundred one million, nine hundred eighty-six thousand, fifty".