212214242113 has 8 divisors (see below), whose sum is σ = 212598093960. Its totient is φ = 211830727680.

The previous prime is 212214242111. The next prime is 212214242129. The reversal of 212214242113 is 311242412212.

It can be written as a sum of positive squares in 4 ways, for example, as 23708916529 + 188505325584 = 153977^2 + 434172^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 212214242113 - 2¹ = 212214242111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212214242111) 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, 1192053 + ... + 1358461.

It is an arithmetic number, because the mean of its divisors is an integer number (26574761745).

Almost surely, 2^212214242113 is an apocalyptic number.

It is an amenable number.

212214242113 is a deficient number, since it is larger than the sum of its proper divisors (383851847).

212214242113 is a wasteful number, since it uses less digits than its factorization.

212214242113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168707.

The product of its digits is 1536, while the sum is 25.

Adding to 212214242113 its reverse (311242412212), we get a palindrome (523456654325).

The spelling of 212214242113 in words is "two hundred twelve billion, two hundred fourteen million, two hundred forty-two thousand, one hundred thirteen".