1002021103233 has 6 divisors (see below), whose sum is σ = 1447363815794. Its totient is φ = 668014068816.

The previous prime is 1002021103147. The next prime is 1002021103247. The reversal of 1002021103233 is 3323011202001.

It can be written as a sum of positive squares in only one way, i.e., 609809495409 + 392211607824 = 780903^2 + 626268^2 .

It is not a de Polignac number, because 1002021103233 - 2³⁰ = 1000947361409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002021103253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55667839060 + ... + 55667839077.

Almost surely, 2^{1002021103233} is an apocalyptic number.

It is an amenable number.

1002021103233 is a deficient number, since it is larger than the sum of its proper divisors (445342712561).

1002021103233 is a wasteful number, since it uses less digits than its factorization.

1002021103233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111335678143 (or 111335678140 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1002021103233 its reverse (3323011202001), we get a palindrome (4325032305234).

The spelling of 1002021103233 in words is "one trillion, two billion, twenty-one million, one hundred three thousand, two hundred thirty-three".