212200423110331 has 4 divisors (see below), whose sum is σ = 212760318686200. Its totient is φ = 211640527534464.

The previous prime is 212200423110317. The next prime is 212200423110469. The reversal of 212200423110331 is 133011324002212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212200423110331 is a prime.

It is a super-2 number, since 2×212200423110331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212200423110296 and 212200423110305.

It is not an unprimeable number, because it can be changed into a prime (212200423140331) 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, 279947787366 + ... + 279947788123.

It is an arithmetic number, because the mean of its divisors is an integer number (53190079671550).

Almost surely, 2^{212200423110331} is an apocalyptic number.

212200423110331 is a deficient number, since it is larger than the sum of its proper divisors (559895575869).

212200423110331 is an equidigital number, since it uses as much as digits as its factorization.

212200423110331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559895575868.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 212200423110331 its reverse (133011324002212), we get a palindrome (345211747112543).

The spelling of 212200423110331 in words is "two hundred twelve trillion, two hundred billion, four hundred twenty-three million, one hundred ten thousand, three hundred thirty-one".