223932101 has 2 divisors, whose sum is σ = 223932102. Its totient is φ = 223932100.

The previous prime is 223932077. The next prime is 223932167. The reversal of 223932101 is 101239322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216237025 + 7695076 = 14705^2 + 2774^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223932101 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223932601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111966050 + 111966051.

It is an arithmetic number, because the mean of its divisors is an integer number (111966051).

Almost surely, 2^223932101 is an apocalyptic number.

It is an amenable number.

223932101 is a deficient number, since it is larger than the sum of its proper divisors (1).

223932101 is an equidigital number, since it uses as much as digits as its factorization.

223932101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 223932101 is about 14964.3610287910. The cubic root of 223932101 is about 607.2564246755.

The spelling of 223932101 in words is "two hundred twenty-three million, nine hundred thirty-two thousand, one hundred one".