223123331001689 has 2 divisors, whose sum is σ = 223123331001690. Its totient is φ = 223123331001688.

The previous prime is 223123331001673. The next prime is 223123331001707. The reversal of 223123331001689 is 986100133321322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200055338504464 + 23067992497225 = 14144092^2 + 4802915^2 .

It is a cyclic number.

It is not a de Polignac number, because 223123331001689 - 2⁴ = 223123331001673 is a prime.

It is a super-3 number, since 3×223123331001689³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (223123331001589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111561665500844 + 111561665500845.

It is an arithmetic number, because the mean of its divisors is an integer number (111561665500845).

Almost surely, 2^{223123331001689} is an apocalyptic number.

It is an amenable number.

223123331001689 is a deficient number, since it is larger than the sum of its proper divisors (1).

223123331001689 is an equidigital number, since it uses as much as digits as its factorization.

223123331001689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 223123331001689 in words is "two hundred twenty-three trillion, one hundred twenty-three billion, three hundred thirty-one million, one thousand, six hundred eighty-nine".