12635130022212 has 24 divisors (see below), whose sum is σ = 29499384139456. Its totient is φ = 4209222280608.

The previous prime is 12635130022199. The next prime is 12635130022217. The reversal of 12635130022212 is 21222003153621.

It is a super-2 number, since 2×12635130022212² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12635130022212.

It is not an unprimeable number, because it can be changed into a prime (12635130022217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310944688 + ... + 310985319.

Almost surely, 2^{12635130022212} is an apocalyptic number.

12635130022212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12635130022212 is an abundant number, since it is smaller than the sum of its proper divisors (16864254117244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12635130022212 is a wasteful number, since it uses less digits than its factorization.

12635130022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621931707 (or 621931705 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 12635130022212 its reverse (21222003153621), we get a palindrome (33857133175833).

The spelling of 12635130022212 in words is "twelve trillion, six hundred thirty-five billion, one hundred thirty million, twenty-two thousand, two hundred twelve".