222404423429 has 2 divisors, whose sum is σ = 222404423430. Its totient is φ = 222404423428.

The previous prime is 222404423393. The next prime is 222404423447. The reversal of 222404423429 is 924324404222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222269817025 + 134606404 = 471455^2 + 11602^2 .

It is a cyclic number.

It is not a de Polignac number, because 222404423429 - 2¹² = 222404419333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222404423392 and 222404423401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222404423929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111202211714 + 111202211715.

It is an arithmetic number, because the mean of its divisors is an integer number (111202211715).

Almost surely, 2^222404423429 is an apocalyptic number.

It is an amenable number.

222404423429 is a deficient number, since it is larger than the sum of its proper divisors (1).

222404423429 is an equidigital number, since it uses as much as digits as its factorization.

222404423429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 222404423429 in words is "two hundred twenty-two billion, four hundred four million, four hundred twenty-three thousand, four hundred twenty-nine".