212243040107 has 8 divisors (see below), whose sum is σ = 242983866336. Its totient is φ = 181607311872.

The previous prime is 212243040101. The next prime is 212243040131. The reversal of 212243040107 is 701040342212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212243040107 - 2⁸ = 212243039851 is a prime.

It is a super-2 number, since 2×212243040107² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212243040101) 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, 26270168 + ... + 26278245.

It is an arithmetic number, because the mean of its divisors is an integer number (30372983292).

Almost surely, 2^212243040107 is an apocalyptic number.

212243040107 is a deficient number, since it is larger than the sum of its proper divisors (30740826229).

212243040107 is an equidigital number, since it uses as much as digits as its factorization.

212243040107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52548997.

The product of its (nonzero) digits is 2688, while the sum is 26.

Adding to 212243040107 its reverse (701040342212), we get a palindrome (913283382319).

The spelling of 212243040107 in words is "two hundred twelve billion, two hundred forty-three million, forty thousand, one hundred seven".