106423111 has 4 divisors (see below), whose sum is σ = 112683312. Its totient is φ = 100162912.

The previous prime is 106423091. The next prime is 106423129. The reversal of 106423111 is 111324601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111324601 = 37 ⋅3008773.

It is not a de Polignac number, because 106423111 - 2¹⁵ = 106390343 is a prime.

It is a super-2 number, since 2×106423111² = 22651757109836642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106423171) 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, 3130075 + ... + 3130108.

It is an arithmetic number, because the mean of its divisors is an integer number (28170828).

Almost surely, 2^106423111 is an apocalyptic number.

106423111 is a deficient number, since it is larger than the sum of its proper divisors (6260201).

106423111 is an equidigital number, since it uses as much as digits as its factorization.

106423111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6260200.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 106423111 is about 10316.1577634311. The cubic root of 106423111 is about 473.8912065530.

Adding to 106423111 its reverse (111324601), we get a palindrome (217747712).

The spelling of 106423111 in words is "one hundred six million, four hundred twenty-three thousand, one hundred eleven".