1021011444002 has 32 divisors (see below), whose sum is σ = 1773436970304. Its totient is φ = 435707008000.

The previous prime is 1021011443939. The next prime is 1021011444007. The reversal of 1021011444002 is 2004441101201.

It is not an unprimeable number, because it can be changed into a prime (1021011444007) 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, 3253988 + ... + 3553935.

It is an arithmetic number, because the mean of its divisors is an integer number (55419905322).

Almost surely, 2^{1021011444002} is an apocalyptic number.

1021011444002 is a deficient number, since it is larger than the sum of its proper divisors (752425526302).

1021011444002 is a wasteful number, since it uses less digits than its factorization.

1021011444002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6808354.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1021011444002 its reverse (2004441101201), we get a palindrome (3025452545203).

The spelling of 1021011444002 in words is "one trillion, twenty-one billion, eleven million, four hundred forty-four thousand, two".