212011111200143 has 2 divisors, whose sum is σ = 212011111200144. Its totient is φ = 212011111200142.

The previous prime is 212011111200137. The next prime is 212011111200263. The reversal of 212011111200143 is 341002111110212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212011111200143 - 2⁶ = 212011111200079 is a prime.

It is a super-2 number, since 2×212011111200143² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212011111200443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005555600071 + 106005555600072.

It is an arithmetic number, because the mean of its divisors is an integer number (106005555600072).

Almost surely, 2^{212011111200143} is an apocalyptic number.

212011111200143 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011111200143 is an equidigital number, since it uses as much as digits as its factorization.

212011111200143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 212011111200143 its reverse (341002111110212), we get a palindrome (553013222310355).

The spelling of 212011111200143 in words is "two hundred twelve trillion, eleven billion, one hundred eleven million, two hundred thousand, one hundred forty-three".