2021002202002 has 24 divisors (see below), whose sum is σ = 3533370883020. Its totient is φ = 864442121760.

The previous prime is 2021002201991. The next prime is 2021002202033. The reversal of 2021002202002 is 2002022001202.

It can be written as a sum of positive squares in 2 ways, for example, as 2001435507841 + 19566694161 = 1414721^2 + 139881^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20207949 + ... + 20307712.

Almost surely, 2^{2021002202002} is an apocalyptic number.

2021002202002 is a deficient number, since it is larger than the sum of its proper divisors (1512368681018).

2021002202002 is a wasteful number, since it uses less digits than its factorization.

2021002202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40516186 (or 40516179 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2021002202002 its reverse (2002022001202), we get a palindrome (4023024203204).

The spelling of 2021002202002 in words is "two trillion, twenty-one billion, two million, two hundred two thousand, two".