442227702530131 has 4 divisors (see below), whose sum is σ = 505403088605872. Its totient is φ = 379052316454392.

The previous prime is 442227702530099. The next prime is 442227702530167. The reversal of 442227702530131 is 131035207722244.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 442227702530131 - 2⁵ = 442227702530099 is a prime.

It is a super-2 number, since 2×442227702530131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442227702530231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31587693037860 + ... + 31587693037873.

It is an arithmetic number, because the mean of its divisors is an integer number (126350772151468).

Almost surely, 2^{442227702530131} is an apocalyptic number.

442227702530131 is a deficient number, since it is larger than the sum of its proper divisors (63175386075741).

442227702530131 is an equidigital number, since it uses as much as digits as its factorization.

442227702530131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63175386075740.

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 442227702530131 in words is "four hundred forty-two trillion, two hundred twenty-seven billion, seven hundred two million, five hundred thirty thousand, one hundred thirty-one".