10112212211 has 4 divisors (see below), whose sum is σ = 10114357992. Its totient is φ = 10110066432.

The previous prime is 10112212207. The next prime is 10112212219. The reversal of 10112212211 is 11221221101.

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 10112212211 - 2² = 10112212207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10112212219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065806 + ... + 1075251.

It is an arithmetic number, because the mean of its divisors is an integer number (2528589498).

Almost surely, 2^10112212211 is an apocalyptic number.

10112212211 is a deficient number, since it is larger than the sum of its proper divisors (2145781).

10112212211 is an equidigital number, since it uses as much as digits as its factorization.

10112212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145780.

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

Adding to 10112212211 its reverse (11221221101), we get a palindrome (21333433312).

The spelling of 10112212211 in words is "ten billion, one hundred twelve million, two hundred twelve thousand, two hundred eleven".