5442021031121 has 8 divisors (see below), whose sum is σ = 5450666440800. Its totient is φ = 5433380389440.

The previous prime is 5442021031099. The next prime is 5442021031129. The reversal of 5442021031121 is 1211301202445.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5442021031121 - 2³⁸ = 5167143124177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5442021031129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096025 + ... + 3476393.

It is an arithmetic number, because the mean of its divisors is an integer number (681333305100).

Almost surely, 2^{5442021031121} is an apocalyptic number.

It is an amenable number.

5442021031121 is a deficient number, since it is larger than the sum of its proper divisors (8645409679).

5442021031121 is a wasteful number, since it uses less digits than its factorization.

5442021031121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383999.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 5442021031121 its reverse (1211301202445), we get a palindrome (6653322233566).

The spelling of 5442021031121 in words is "five trillion, four hundred forty-two billion, twenty-one million, thirty-one thousand, one hundred twenty-one".