10111240211 has 4 divisors (see below), whose sum is σ = 10262154312. Its totient is φ = 9960326112.

The previous prime is 10111240187. The next prime is 10111240213. The reversal of 10111240211 is 11204211101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10111240211 - 2¹⁸ = 10110978067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111240213) 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, 75456950 + ... + 75457083.

It is an arithmetic number, because the mean of its divisors is an integer number (2565538578).

Almost surely, 2^10111240211 is an apocalyptic number.

10111240211 is a deficient number, since it is larger than the sum of its proper divisors (150914101).

10111240211 is an equidigital number, since it uses as much as digits as its factorization.

10111240211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150914100.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10111240211 its reverse (11204211101), we get a palindrome (21315451312).

The spelling of 10111240211 in words is "ten billion, one hundred eleven million, two hundred forty thousand, two hundred eleven".