12200122112 has 18 divisors (see below), whose sum is σ = 24352588008. Its totient is φ = 6100060928.

The previous prime is 12200122079. The next prime is 12200122117. The reversal of 12200122112 is 21122100221.

It is a super-2 number, since 2×12200122112² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200122117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23828108 + ... + 23828619.

It is an arithmetic number, because the mean of its divisors is an integer number (1352921556).

Almost surely, 2^12200122112 is an apocalyptic number.

It is an amenable number.

12200122112 is a deficient number, since it is larger than the sum of its proper divisors (12152465896).

12200122112 is an frugal number, since it uses more digits than its factorization.

12200122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47656743 (or 47656729 counting only the distinct ones).

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

Adding to 12200122112 its reverse (21122100221), we get a palindrome (33322222333).

The spelling of 12200122112 in words is "twelve billion, two hundred million, one hundred twenty-two thousand, one hundred twelve".