1002441143121 has 64 divisors (see below), whose sum is σ = 1533833625600. Its totient is φ = 576429480000.

The previous prime is 1002441143083. The next prime is 1002441143129. The reversal of 1002441143121 is 1213411442001.

It is a happy number.

It is not a de Polignac number, because 1002441143121 - 2³⁰ = 1001367401297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002441143091 and 1002441143100.

It is not an unprimeable number, because it can be changed into a prime (1002441143129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49984546 + ... + 50004596.

It is an arithmetic number, because the mean of its divisors is an integer number (23966150400).

Almost surely, 2^{1002441143121} is an apocalyptic number.

1002441143121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1002441143121 is a deficient number, since it is larger than the sum of its proper divisors (531392482479).

1002441143121 is a wasteful number, since it uses less digits than its factorization.

1002441143121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20618.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1002441143121 its reverse (1213411442001), we get a palindrome (2215852585122).

The spelling of 1002441143121 in words is "one trillion, two billion, four hundred forty-one million, one hundred forty-three thousand, one hundred twenty-one".