111106106 has 4 divisors (see below), whose sum is σ = 166659162. Its totient is φ = 55553052.

The previous prime is 111106097. The next prime is 111106111. The reversal of 111106106 is 601601111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601601111 = 59 ⋅10196629.

It can be written as a sum of positive squares in only one way, i.e., 68973025 + 42133081 = 8305^2 + 6491^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27776525 + ... + 27776528.

Almost surely, 2^111106106 is an apocalyptic number.

111106106 is a deficient number, since it is larger than the sum of its proper divisors (55553056).

111106106 is an equidigital number, since it uses as much as digits as its factorization.

111106106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55553055.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 111106106 is about 10540.6881179551. The cubic root of 111106106 is about 480.7426380414.

Adding to 111106106 its reverse (601601111), we get a palindrome (712707217).

The spelling of 111106106 in words is "one hundred eleven million, one hundred six thousand, one hundred six".