40442303034221 has 96 divisors (see below), whose sum is σ = 51579366935040. Its totient is φ = 31301696102400.

The previous prime is 40442303034179. The next prime is 40442303034227. The reversal of 40442303034221 is 12243030324404.

It is not a de Polignac number, because 40442303034221 - 2⁴² = 36044256523117 is a prime.

It is a super-2 number, since 2×40442303034221² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40442303034227) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 129930545 + ... + 130241433.

It is an arithmetic number, because the mean of its divisors is an integer number (537285072240).

Almost surely, 2^{40442303034221} is an apocalyptic number.

40442303034221 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

40442303034221 is a deficient number, since it is larger than the sum of its proper divisors (11137063900819).

40442303034221 is a wasteful number, since it uses less digits than its factorization.

40442303034221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311043 (or 311024 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 40442303034221 its reverse (12243030324404), we get a palindrome (52685333358625).

The spelling of 40442303034221 in words is "forty trillion, four hundred forty-two billion, three hundred three million, thirty-four thousand, two hundred twenty-one".