212012112302113 has 4 divisors (see below), whose sum is σ = 223170644528560. Its totient is φ = 200853580075668.

The previous prime is 212012112302087. The next prime is 212012112302131. The reversal of 212012112302113 is 311203211210212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212012112302113 - 2⁹ = 212012112301601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212012112602113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5579266113195 + ... + 5579266113232.

It is an arithmetic number, because the mean of its divisors is an integer number (55792661132140).

Almost surely, 2^{212012112302113} is an apocalyptic number.

It is an amenable number.

212012112302113 is a deficient number, since it is larger than the sum of its proper divisors (11158532226447).

212012112302113 is a wasteful number, since it uses less digits than its factorization.

212012112302113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11158532226446.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 212012112302113 its reverse (311203211210212), we get a palindrome (523215323512325).

The spelling of 212012112302113 in words is "two hundred twelve trillion, twelve billion, one hundred twelve million, three hundred two thousand, one hundred thirteen".