101111203 has 2 divisors, whose sum is σ = 101111204. Its totient is φ = 101111202.

The previous prime is 101111123. The next prime is 101111237. The reversal of 101111203 is 302111101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101111203 - 2²¹ = 99014051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101111203.

It is not a weakly prime, because it can be changed into another prime (101112203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555601 + 50555602.

It is an arithmetic number, because the mean of its divisors is an integer number (50555602).

Almost surely, 2^101111203 is an apocalyptic number.

101111203 is a deficient number, since it is larger than the sum of its proper divisors (1).

101111203 is an equidigital number, since it uses as much as digits as its factorization.

101111203 is an odious number, because the sum of its binary digits is odd.

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

The square root of 101111203 is about 10055.4066551284. The cubic root of 101111203 is about 465.8718034145.

Adding to 101111203 its reverse (302111101), we get a palindrome (403222304).

The spelling of 101111203 in words is "one hundred one million, one hundred eleven thousand, two hundred three".