223420535399 has 2 divisors, whose sum is σ = 223420535400. Its totient is φ = 223420535398.

The previous prime is 223420535341. The next prime is 223420535417. The reversal of 223420535399 is 993535024322.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223420535399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223420532399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111710267699 + 111710267700.

It is an arithmetic number, because the mean of its divisors is an integer number (111710267700).

Almost surely, 2^223420535399 is an apocalyptic number.

223420535399 is a deficient number, since it is larger than the sum of its proper divisors (1).

223420535399 is an equidigital number, since it uses as much as digits as its factorization.

223420535399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1749600, while the sum is 47.

The spelling of 223420535399 in words is "two hundred twenty-three billion, four hundred twenty million, five hundred thirty-five thousand, three hundred ninety-nine".