1010020011002 has 4 divisors (see below), whose sum is σ = 1515030016506. Its totient is φ = 505010005500.

The previous prime is 1010020010999. The next prime is 1010020011037. The reversal of 1010020011002 is 2001100200101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1009962690961 + 57320041 = 1004969^2 + 7571^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252505002749 + ... + 252505002752.

Almost surely, 2^{1010020011002} is an apocalyptic number.

1010020011002 is a deficient number, since it is larger than the sum of its proper divisors (505010005504).

1010020011002 is an equidigital number, since it uses as much as digits as its factorization.

1010020011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505010005503.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1010020011002 its reverse (2001100200101), we get a palindrome (3011120211103).

The spelling of 1010020011002 in words is "one trillion, ten billion, twenty million, eleven thousand, two".