202140518441 has 2 divisors, whose sum is σ = 202140518442. Its totient is φ = 202140518440.

The previous prime is 202140518429. The next prime is 202140518453. The reversal of 202140518441 is 144815041202.

It is a balanced prime because it is at equal distance from previous prime (202140518429) and next prime (202140518453).

It can be written as a sum of positive squares in only one way, i.e., 201627042841 + 513475600 = 449029^2 + 22660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202140518441 is a prime.

It is a super-3 number, since 3×202140518441³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 202140518398 and 202140518407.

It is not a weakly prime, because it can be changed into another prime (202140518471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101070259220 + 101070259221.

It is an arithmetic number, because the mean of its divisors is an integer number (101070259221).

Almost surely, 2^202140518441 is an apocalyptic number.

It is an amenable number.

202140518441 is a deficient number, since it is larger than the sum of its proper divisors (1).

202140518441 is an equidigital number, since it uses as much as digits as its factorization.

202140518441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10240, while the sum is 32.

Adding to 202140518441 its reverse (144815041202), we get a palindrome (346955559643).

The spelling of 202140518441 in words is "two hundred two billion, one hundred forty million, five hundred eighteen thousand, four hundred forty-one".