20112022002021 has 16 divisors (see below), whose sum is σ = 27729711229440. Its totient is φ = 12952693992960.

The previous prime is 20112022002011. The next prime is 20112022002077. The reversal of 20112022002021 is 12020022021102.

It is not a de Polignac number, because 20112022002021 - 2⁶ = 20112022001957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112022002011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 189980740 + ... + 190086573.

It is an arithmetic number, because the mean of its divisors is an integer number (1733106951840).

Almost surely, 2^{20112022002021} is an apocalyptic number.

It is an amenable number.

20112022002021 is a deficient number, since it is larger than the sum of its proper divisors (7617689227419).

20112022002021 is a wasteful number, since it uses less digits than its factorization.

20112022002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380067916.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20112022002021 its reverse (12020022021102), we get a palindrome (32132044023123).

The spelling of 20112022002021 in words is "twenty trillion, one hundred twelve billion, twenty-two million, two thousand, twenty-one".