212443004311093 has 2 divisors, whose sum is σ = 212443004311094. Its totient is φ = 212443004311092.

The previous prime is 212443004311061. The next prime is 212443004311133. The reversal of 212443004311093 is 390113400344212.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 171448462631889 + 40994541679204 = 13093833^2 + 6402698^2 .

It is a cyclic number.

It is not a de Polignac number, because 212443004311093 - 2⁵ = 212443004311061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212443004311493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106221502155546 + 106221502155547.

It is an arithmetic number, because the mean of its divisors is an integer number (106221502155547).

Almost surely, 2^{212443004311093} is an apocalyptic number.

It is an amenable number.

212443004311093 is a deficient number, since it is larger than the sum of its proper divisors (1).

212443004311093 is an equidigital number, since it uses as much as digits as its factorization.

212443004311093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 212443004311093 in words is "two hundred twelve trillion, four hundred forty-three billion, four million, three hundred eleven thousand, ninety-three".