101122003 has 2 divisors, whose sum is σ = 101122004. Its totient is φ = 101122002.

The previous prime is 101121991. The next prime is 101122013. The reversal of 101122003 is 300221101.

It is an a-pointer prime, because the next prime (101122013) can be obtained adding 101122003 to its sum of digits (10).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101122003 is a prime.

It is not a weakly prime, because it can be changed into another prime (101122013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50561001 + 50561002.

It is an arithmetic number, because the mean of its divisors is an integer number (50561002).

Almost surely, 2^101122003 is an apocalyptic number.

101122003 is a deficient number, since it is larger than the sum of its proper divisors (1).

101122003 is an equidigital number, since it uses as much as digits as its factorization.

101122003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 101122003 is about 10055.9436653156. The cubic root of 101122003 is about 465.8883898929. Note that the first 3 decimals are identical.

Adding to 101122003 its reverse (300221101), we get a palindrome (401343104).

The spelling of 101122003 in words is "one hundred one million, one hundred twenty-two thousand, three".