223742707211 has 2 divisors, whose sum is σ = 223742707212. Its totient is φ = 223742707210.

The previous prime is 223742707117. The next prime is 223742707217. The reversal of 223742707211 is 112707247322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223742707211 is a prime.

It is not a weakly prime, because it can be changed into another prime (223742707217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111871353605 + 111871353606.

It is an arithmetic number, because the mean of its divisors is an integer number (111871353606).

Almost surely, 2^223742707211 is an apocalyptic number.

223742707211 is a deficient number, since it is larger than the sum of its proper divisors (1).

223742707211 is an equidigital number, since it uses as much as digits as its factorization.

223742707211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65856, while the sum is 38.

The spelling of 223742707211 in words is "two hundred twenty-three billion, seven hundred forty-two million, seven hundred seven thousand, two hundred eleven".