212213103143 has 2 divisors, whose sum is σ = 212213103144. Its totient is φ = 212213103142.

The previous prime is 212213103131. The next prime is 212213103229. The reversal of 212213103143 is 341301312212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212213103143 - 2¹⁴ = 212213086759 is a prime.

It is a super-2 number, since 2×212213103143² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212213103043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106106551571 + 106106551572.

It is an arithmetic number, because the mean of its divisors is an integer number (106106551572).

Almost surely, 2^212213103143 is an apocalyptic number.

212213103143 is a deficient number, since it is larger than the sum of its proper divisors (1).

212213103143 is an equidigital number, since it uses as much as digits as its factorization.

212213103143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 212213103143 its reverse (341301312212), we get a palindrome (553514415355).

The spelling of 212213103143 in words is "two hundred twelve billion, two hundred thirteen million, one hundred three thousand, one hundred forty-three".