442420224031403 has 2 divisors, whose sum is σ = 442420224031404. Its totient is φ = 442420224031402.

The previous prime is 442420224031369. The next prime is 442420224031411. The reversal of 442420224031403 is 304130422024244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442420224031403 - 2²⁴ = 442420207254187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (442420224031463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221210112015701 + 221210112015702.

It is an arithmetic number, because the mean of its divisors is an integer number (221210112015702).

Almost surely, 2^{442420224031403} is an apocalyptic number.

442420224031403 is a deficient number, since it is larger than the sum of its proper divisors (1).

442420224031403 is an equidigital number, since it uses as much as digits as its factorization.

442420224031403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 442420224031403 its reverse (304130422024244), we get a palindrome (746550646055647).

The spelling of 442420224031403 in words is "four hundred forty-two trillion, four hundred twenty billion, two hundred twenty-four million, thirty-one thousand, four hundred three".