442001132513233 has 2 divisors, whose sum is σ = 442001132513234. Its totient is φ = 442001132513232.

The previous prime is 442001132513179. The next prime is 442001132513267. The reversal of 442001132513233 is 332315231100244.

It is an a-pointer prime, because the next prime (442001132513267) can be obtained adding 442001132513233 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311629221038529 + 130371911474704 = 17653023^2 + 11418052^2 .

It is a cyclic number.

It is not a de Polignac number, because 442001132513233 - 2²⁵ = 442001098958801 is a prime.

It is a super-2 number, since 2×442001132513233² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (442001132513833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221000566256616 + 221000566256617.

It is an arithmetic number, because the mean of its divisors is an integer number (221000566256617).

Almost surely, 2^{442001132513233} is an apocalyptic number.

It is an amenable number.

442001132513233 is a deficient number, since it is larger than the sum of its proper divisors (1).

442001132513233 is an equidigital number, since it uses as much as digits as its factorization.

442001132513233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 442001132513233 its reverse (332315231100244), we get a palindrome (774316363613477).

The spelling of 442001132513233 in words is "four hundred forty-two trillion, one billion, one hundred thirty-two million, five hundred thirteen thousand, two hundred thirty-three".