101986103 has 4 divisors (see below), whose sum is σ = 102056448. Its totient is φ = 101915760.

The previous prime is 101986051. The next prime is 101986123. The reversal of 101986103 is 301689101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101986103 - 2⁸ = 101985847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101986123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32951 + ... + 35912.

It is an arithmetic number, because the mean of its divisors is an integer number (25514112).

Almost surely, 2^101986103 is an apocalyptic number.

101986103 is a deficient number, since it is larger than the sum of its proper divisors (70345).

101986103 is an equidigital number, since it uses as much as digits as its factorization.

101986103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70344.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 101986103 is about 10098.8169109060. The cubic root of 101986103 is about 467.2116524756.

The spelling of 101986103 in words is "one hundred one million, nine hundred eighty-six thousand, one hundred three".