212366314636 has 48 divisors (see below), whose sum is σ = 428209949440. Its totient is φ = 90271661760.

The previous prime is 212366314627. The next prime is 212366314639. The reversal of 212366314636 is 636413663212.

It is a junction number, because it is equal to n+sod(n) for n = 212366314592 and 212366314601.

It is not an unprimeable number, because it can be changed into a prime (212366314639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1865491 + ... + 1976053.

Almost surely, 2^212366314636 is an apocalyptic number.

It is an amenable number.

212366314636 is an abundant number, since it is smaller than the sum of its proper divisors (215843634804).

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

212366314636 is a wasteful number, since it uses less digits than its factorization.

212366314636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111134 (or 111132 counting only the distinct ones).

The product of its digits is 559872, while the sum is 43.

Adding to 212366314636 its reverse (636413663212), we get a palindrome (848779977848).

The spelling of 212366314636 in words is "two hundred twelve billion, three hundred sixty-six million, three hundred fourteen thousand, six hundred thirty-six".