442431111311202 has 64 divisors (see below), whose sum is σ = 954697778697600. Its totient is φ = 135879916483584.

The previous prime is 442431111311201. The next prime is 442431111311209. The reversal of 442431111311202 is 202113111134244.

It is a self number, because there is not a number n which added to its sum of digits gives 442431111311202.

It is not an unprimeable number, because it can be changed into a prime (442431111311201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1742736508 + ... + 1742990360.

It is an arithmetic number, because the mean of its divisors is an integer number (14917152792150).

Almost surely, 2^{442431111311202} is an apocalyptic number.

442431111311202 is an abundant number, since it is smaller than the sum of its proper divisors (512266667386398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442431111311202 is a wasteful number, since it uses less digits than its factorization.

442431111311202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295267.

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 442431111311202 its reverse (202113111134244), we get a palindrome (644544222445446).

The spelling of 442431111311202 in words is "four hundred forty-two trillion, four hundred thirty-one billion, one hundred eleven million, three hundred eleven thousand, two hundred two".