212202032113 has 2 divisors, whose sum is σ = 212202032114. Its totient is φ = 212202032112.

The previous prime is 212202032093. The next prime is 212202032197. The reversal of 212202032113 is 311230202212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195459483664 + 16742548449 = 442108^2 + 129393^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212202032113 is a prime.

It is not a weakly prime, because it can be changed into another prime (212202072113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101016056 + 106101016057.

It is an arithmetic number, because the mean of its divisors is an integer number (106101016057).

Almost surely, 2^212202032113 is an apocalyptic number.

It is an amenable number.

212202032113 is a deficient number, since it is larger than the sum of its proper divisors (1).

212202032113 is an equidigital number, since it uses as much as digits as its factorization.

212202032113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212202032113 its reverse (311230202212), we get a palindrome (523432234325).

The spelling of 212202032113 in words is "two hundred twelve billion, two hundred two million, thirty-two thousand, one hundred thirteen".