106611203 has 2 divisors, whose sum is σ = 106611204. Its totient is φ = 106611202.

The previous prime is 106611173. The next prime is 106611227. The reversal of 106611203 is 302116601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106611203 is a prime.

It is a super-2 number, since 2×106611203² = 22731897210214418, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106611803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53305601 + 53305602.

It is an arithmetic number, because the mean of its divisors is an integer number (53305602).

Almost surely, 2^106611203 is an apocalyptic number.

106611203 is a deficient number, since it is larger than the sum of its proper divisors (1).

106611203 is an equidigital number, since it uses as much as digits as its factorization.

106611203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 106611203 is about 10325.2701175320. The cubic root of 106611203 is about 474.1702270372.

Adding to 106611203 its reverse (302116601), we get a palindrome (408727804).

The spelling of 106611203 in words is "one hundred six million, six hundred eleven thousand, two hundred three".