212240031452452 has 12 divisors (see below), whose sum is σ = 372400055189680. Its totient is φ = 105840015683976.

The previous prime is 212240031452429. The next prime is 212240031452479. The reversal of 212240031452452 is 254254130042212.

It is a happy number.

212240031452452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70000008858 + ... + 70000011889.

Almost surely, 2^{212240031452452} is an apocalyptic number.

It is an amenable number.

212240031452452 is a deficient number, since it is larger than the sum of its proper divisors (160160023737228).

212240031452452 is a wasteful number, since it uses less digits than its factorization.

212240031452452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140000021130 (or 140000021128 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 212240031452452 its reverse (254254130042212), we get a palindrome (466494161494664).

The spelling of 212240031452452 in words is "two hundred twelve trillion, two hundred forty billion, thirty-one million, four hundred fifty-two thousand, four hundred fifty-two".