101242211 has 4 divisors (see below), whose sum is σ = 115705392. Its totient is φ = 86779032.

The previous prime is 101242201. The next prime is 101242319. The reversal of 101242211 is 112242101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112242101 = 19 ⋅5907479.

It is a cyclic number.

It is not a de Polignac number, because 101242211 - 2¹⁰ = 101241187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101242201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7231580 + ... + 7231593.

It is an arithmetic number, because the mean of its divisors is an integer number (28926348).

Almost surely, 2^101242211 is an apocalyptic number.

101242211 is a deficient number, since it is larger than the sum of its proper divisors (14463181).

101242211 is an equidigital number, since it uses as much as digits as its factorization.

101242211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14463180.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 101242211 is about 10061.9188527835. The cubic root of 101242211 is about 466.0729238661.

Adding to 101242211 its reverse (112242101), we get a palindrome (213484312).

The spelling of 101242211 in words is "one hundred one million, two hundred forty-two thousand, two hundred eleven".