12220101112 has 16 divisors (see below), whose sum is σ = 23908893840. Its totient is φ = 5844396096.

The previous prime is 12220101107. The next prime is 12220101133. The reversal of 12220101112 is 21110102221.

It is a junction number, because it is equal to n+sod(n) for n = 12220101092 and 12220101101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33206613 + ... + 33206980.

It is an arithmetic number, because the mean of its divisors is an integer number (1494305865).

Almost surely, 2^12220101112 is an apocalyptic number.

It is an amenable number.

12220101112 is a deficient number, since it is larger than the sum of its proper divisors (11688792728).

12220101112 is a wasteful number, since it uses less digits than its factorization.

12220101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66413622 (or 66413618 counting only the distinct ones).

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

Adding to 12220101112 its reverse (21110102221), we get a palindrome (33330203333).

The spelling of 12220101112 in words is "twelve billion, two hundred twenty million, one hundred one thousand, one hundred twelve".