10112220111 has 12 divisors (see below), whose sum is σ = 15684259992. Its totient is φ = 5778411408.

The previous prime is 10112220103. The next prime is 10112220113. The reversal of 10112220111 is 11102221101.

It is not a de Polignac number, because 10112220111 - 2³ = 10112220103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10112220113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34395160 + ... + 34395453.

It is an arithmetic number, because the mean of its divisors is an integer number (1307021666).

Almost surely, 2^10112220111 is an apocalyptic number.

10112220111 is a deficient number, since it is larger than the sum of its proper divisors (5572039881).

10112220111 is an equidigital number, since it uses as much as digits as its factorization.

10112220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68790630 (or 68790623 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10112220111 its reverse (11102221101), we get a palindrome (21214441212).

The spelling of 10112220111 in words is "ten billion, one hundred twelve million, two hundred twenty thousand, one hundred eleven".