1004131121002 has 8 divisors (see below), whose sum is σ = 1546904700036. Its totient is φ = 488496220992.

The previous prime is 1004131120999. The next prime is 1004131121003. The reversal of 1004131121002 is 2001211314001.

It can be written as a sum of positive squares in 2 ways, for example, as 923980415121 + 80150705881 = 961239^2 + 283109^2 .

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

It is a super-3 number, since 3×1004131121002³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1004131121003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6784669663 + ... + 6784669810.

Almost surely, 2^{1004131121002} is an apocalyptic number.

1004131121002 is a deficient number, since it is larger than the sum of its proper divisors (542773579034).

1004131121002 is a wasteful number, since it uses less digits than its factorization.

1004131121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13569339512.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1004131121002 its reverse (2001211314001), we get a palindrome (3005342435003).

The spelling of 1004131121002 in words is "one trillion, four billion, one hundred thirty-one million, one hundred twenty-one thousand, two".