20201002012010 has 16 divisors (see below), whose sum is σ = 36957898764072. Its totient is φ = 7947935217600.

The previous prime is 20201002012001. The next prime is 20201002012031. The reversal of 20201002012010 is 1021020010202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6409560587521 + 13791441424489 = 2531711^2 + 3713683^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20201002011982 and 20201002012000.

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 in 7 ways as a sum of consecutive naturals, for example, 16558197761 + ... + 16558198980.

Almost surely, 2^{20201002012010} is an apocalyptic number.

20201002012010 is a deficient number, since it is larger than the sum of its proper divisors (16756896752062).

20201002012010 is a wasteful number, since it uses less digits than its factorization.

20201002012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33116396809.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20201002012010 its reverse (1021020010202), we get a palindrome (21222022022212).

The spelling of 20201002012010 in words is "twenty trillion, two hundred one billion, two million, twelve thousand, ten".