202013443013401 has 2 divisors, whose sum is σ = 202013443013402. Its totient is φ = 202013443013400.

The previous prime is 202013443013399. The next prime is 202013443013453. The reversal of 202013443013401 is 104310344310202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157650649921801 + 44362793091600 = 12555901^2 + 6660540^2 .

It is a cyclic number.

It is not a de Polignac number, because 202013443013401 - 2¹ = 202013443013399 is a prime.

It is a super-2 number, since 2×202013443013401² (a number of 29 digits) contains 22 as substring.

Together with 202013443013399, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 202013443013401.

It is not a weakly prime, because it can be changed into another prime (202013443013471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006721506700 + 101006721506701.

It is an arithmetic number, because the mean of its divisors is an integer number (101006721506701).

Almost surely, 2^{202013443013401} is an apocalyptic number.

It is an amenable number.

202013443013401 is a deficient number, since it is larger than the sum of its proper divisors (1).

202013443013401 is an equidigital number, since it uses as much as digits as its factorization.

202013443013401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 202013443013401 its reverse (104310344310202), we get a palindrome (306323787323603).

The spelling of 202013443013401 in words is "two hundred two trillion, thirteen billion, four hundred forty-three million, thirteen thousand, four hundred one".