1002030021029 has 2 divisors, whose sum is σ = 1002030021030. Its totient is φ = 1002030021028.

The previous prime is 1002030021001. The next prime is 1002030021067. The reversal of 1002030021029 is 9201200302001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 875016188929 + 127013832100 = 935423^2 + 356390^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002030021029 - 2²⁰ = 1002028972453 is a prime.

It is a super-3 number, since 3×1002030021029³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1002030021029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002030021079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501015010514 + 501015010515.

It is an arithmetic number, because the mean of its divisors is an integer number (501015010515).

Almost surely, 2^{1002030021029} is an apocalyptic number.

It is an amenable number.

1002030021029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002030021029 is an equidigital number, since it uses as much as digits as its factorization.

1002030021029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 1002030021029 in words is "one trillion, two billion, thirty million, twenty-one thousand, twenty-nine".