101142211 has 2 divisors, whose sum is σ = 101142212. Its totient is φ = 101142210.

The previous prime is 101142193. The next prime is 101142221. The reversal of 101142211 is 112241101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101142211 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 101142191 and 101142200.

It is not a weakly prime, because it can be changed into another prime (101142221) 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, 50571105 + 50571106.

It is an arithmetic number, because the mean of its divisors is an integer number (50571106).

Almost surely, 2^101142211 is an apocalyptic number.

101142211 is a deficient number, since it is larger than the sum of its proper divisors (1).

101142211 is an equidigital number, since it uses as much as digits as its factorization.

101142211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 101142211 is about 10056.9483940209. The cubic root of 101142211 is about 465.9194218650.

Adding to 101142211 its reverse (112241101), we get a palindrome (213383312).

The spelling of 101142211 in words is "one hundred one million, one hundred forty-two thousand, two hundred eleven".