1021003213232 has 40 divisors (see below), whose sum is σ = 1990508911776. Its totient is φ = 507324939776.

The previous prime is 1021003213207. The next prime is 1021003213247. The reversal of 1021003213232 is 2323123001201.

It is a super-2 number, since 2×1021003213232² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11866238 + ... + 11951970.

Almost surely, 2^{1021003213232} is an apocalyptic number.

It is an amenable number.

1021003213232 is a deficient number, since it is larger than the sum of its proper divisors (969505698544).

1021003213232 is a wasteful number, since it uses less digits than its factorization.

1021003213232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90365 (or 90359 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1021003213232 its reverse (2323123001201), we get a palindrome (3344126214433).

The spelling of 1021003213232 in words is "one trillion, twenty-one billion, three million, two hundred thirteen thousand, two hundred thirty-two".