20200201202143 has 2 divisors, whose sum is σ = 20200201202144. Its totient is φ = 20200201202142.

The previous prime is 20200201201991. The next prime is 20200201202219. The reversal of 20200201202143 is 34120210200202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20200201202143 - 2²¹ = 20200199104991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20200201202143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200201202543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100100601071 + 10100100601072.

It is an arithmetic number, because the mean of its divisors is an integer number (10100100601072).

Almost surely, 2^{20200201202143} is an apocalyptic number.

20200201202143 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200201202143 is an equidigital number, since it uses as much as digits as its factorization.

20200201202143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20200201202143 its reverse (34120210200202), we get a palindrome (54320411402345).

The spelling of 20200201202143 in words is "twenty trillion, two hundred billion, two hundred one million, two hundred two thousand, one hundred forty-three".