1021002141444 has 96 divisors (see below), whose sum is σ = 2464583417856. Its totient is φ = 328786423680.

The previous prime is 1021002141431. The next prime is 1021002141451. The reversal of 1021002141444 is 4441412001201.

1021002141444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147732349 + ... + 147739259.

It is an arithmetic number, because the mean of its divisors is an integer number (25672743936).

Almost surely, 2^{1021002141444} is an apocalyptic number.

It is an amenable number.

1021002141444 is an abundant number, since it is smaller than the sum of its proper divisors (1443581276412).

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

1021002141444 is a wasteful number, since it uses less digits than its factorization.

1021002141444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10505 (or 10503 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1021002141444 its reverse (4441412001201), we get a palindrome (5462414142645).

The spelling of 1021002141444 in words is "one trillion, twenty-one billion, two million, one hundred forty-one thousand, four hundred forty-four".