10021271003376 has 80 divisors (see below), whose sum is σ = 26517455821824. Its totient is φ = 3259399191552.

The previous prime is 10021271003363. The next prime is 10021271003377. The reversal of 10021271003376 is 67330017212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021271003377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468256 + ... + 4501311.

Almost surely, 2^{10021271003376} is an apocalyptic number.

10021271003376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10021271003376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13258727910912).

10021271003376 is an abundant number, since it is smaller than the sum of its proper divisors (16496184818448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021271003376 is a wasteful number, since it uses less digits than its factorization.

10021271003376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4970598 (or 4970592 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

Adding to 10021271003376 its reverse (67330017212001), we get a palindrome (77351288215377).

The spelling of 10021271003376 in words is "ten trillion, twenty-one billion, two hundred seventy-one million, three thousand, three hundred seventy-six".