12202012112 has 10 divisors (see below), whose sum is σ = 23641398498. Its totient is φ = 6101006048.

The previous prime is 12202012103. The next prime is 12202012117. The reversal of 12202012112 is 21121020221.

It can be written as a sum of positive squares in only one way, i.e., 6486047296 + 5715964816 = 80536^2 + 75604^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202012117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381312863 + ... + 381312894.

Almost surely, 2^12202012112 is an apocalyptic number.

It is an amenable number.

12202012112 is a deficient number, since it is larger than the sum of its proper divisors (11439386386).

12202012112 is an equidigital number, since it uses as much as digits as its factorization.

12202012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762625765 (or 762625759 counting only the distinct ones).

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

Adding to 12202012112 its reverse (21121020221), we get a palindrome (33323032333).

The spelling of 12202012112 in words is "twelve billion, two hundred two million, twelve thousand, one hundred twelve".