101661103 has 8 divisors (see below), whose sum is σ = 102918816. Its totient is φ = 100408800.

The previous prime is 101661101. The next prime is 101661107. The reversal of 101661103 is 301166101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101661103 - 2¹ = 101661101 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 (101661101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46413 + ... + 48553.

It is an arithmetic number, because the mean of its divisors is an integer number (12864852).

Almost surely, 2^101661103 is an apocalyptic number.

101661103 is a deficient number, since it is larger than the sum of its proper divisors (1257713).

101661103 is a wasteful number, since it uses less digits than its factorization.

101661103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 101661103 is about 10082.7130773418. The cubic root of 101661103 is about 466.7148352207.

The spelling of 101661103 in words is "one hundred one million, six hundred sixty-one thousand, one hundred three".