212000213322031 has 4 divisors (see below), whose sum is σ = 216930450841192. Its totient is φ = 207069975802872.

The previous prime is 212000213322019. The next prime is 212000213322071. The reversal of 212000213322031 is 130223312000212.

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

It is a cyclic number.

It is not a de Polignac number, because 212000213322031 - 2¹⁷ = 212000213190959 is a prime.

It is a super-2 number, since 2×212000213322031² (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 = 212000213321993 and 212000213322011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212000213322011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2465118759516 + ... + 2465118759601.

It is an arithmetic number, because the mean of its divisors is an integer number (54232612710298).

Almost surely, 2^{212000213322031} is an apocalyptic number.

212000213322031 is a deficient number, since it is larger than the sum of its proper divisors (4930237519161).

212000213322031 is an equidigital number, since it uses as much as digits as its factorization.

212000213322031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930237519160.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 212000213322031 its reverse (130223312000212), we get a palindrome (342223525322243).

The spelling of 212000213322031 in words is "two hundred twelve trillion, two hundred thirteen million, three hundred twenty-two thousand, thirty-one".