202110121141 has 2 divisors, whose sum is σ = 202110121142. Its totient is φ = 202110121140.

The previous prime is 202110121139. The next prime is 202110121217. The reversal of 202110121141 is 141121011202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181011106116 + 21099015025 = 425454^2 + 145255^2 .

It is a cyclic number.

It is not a de Polignac number, because 202110121141 - 2¹ = 202110121139 is a prime.

Together with 202110121139, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202110121841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101055060570 + 101055060571.

It is an arithmetic number, because the mean of its divisors is an integer number (101055060571).

Almost surely, 2^202110121141 is an apocalyptic number.

It is an amenable number.

202110121141 is a deficient number, since it is larger than the sum of its proper divisors (1).

202110121141 is an equidigital number, since it uses as much as digits as its factorization.

202110121141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 202110121141 its reverse (141121011202), we get a palindrome (343231132343).

The spelling of 202110121141 in words is "two hundred two billion, one hundred ten million, one hundred twenty-one thousand, one hundred forty-one".