20443000213101 has 16 divisors (see below), whose sum is σ = 28645041998144. Its totient is φ = 12951944820864.

The previous prime is 20443000213073. The next prime is 20443000213133. The reversal of 20443000213101 is 10131200034402.

It is not a de Polignac number, because 20443000213101 - 2¹³ = 20443000204909 is a prime.

It is a super-3 number, since 3×20443000213101³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20443000214101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2141520496 + ... + 2141530041.

It is an arithmetic number, because the mean of its divisors is an integer number (1790315124884).

Almost surely, 2^{20443000213101} is an apocalyptic number.

It is an amenable number.

20443000213101 is a deficient number, since it is larger than the sum of its proper divisors (8202041785043).

20443000213101 is a wasteful number, since it uses less digits than its factorization.

20443000213101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283050620.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20443000213101 its reverse (10131200034402), we get a palindrome (30574200247503).

The spelling of 20443000213101 in words is "twenty trillion, four hundred forty-three billion, two hundred thirteen thousand, one hundred one".