101123101 has 4 divisors (see below), whose sum is σ = 101446492. Its totient is φ = 100799712.

The previous prime is 101123083. The next prime is 101123117. The reversal of 101123101 is 101321101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6528025 + 94595076 = 2555^2 + 9726^2 .

It is a cyclic number.

It is not a de Polignac number, because 101123101 - 2⁵ = 101123069 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 (101123161) 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, 161226 + ... + 161851.

It is an arithmetic number, because the mean of its divisors is an integer number (25361623).

Almost surely, 2^101123101 is an apocalyptic number.

It is an amenable number.

101123101 is a deficient number, since it is larger than the sum of its proper divisors (323391).

101123101 is an equidigital number, since it uses as much as digits as its factorization.

101123101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323390.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 101123101 is about 10055.9982597453. The cubic root of 101123101 is about 465.8900761188.

Adding to 101123101 its reverse (101321101), we get a palindrome (202444202).

The spelling of 101123101 in words is "one hundred one million, one hundred twenty-three thousand, one hundred one".