202111141 has 2 divisors, whose sum is σ = 202111142. Its totient is φ = 202111140.

The previous prime is 202111127. The next prime is 202111157. The reversal of 202111141 is 141111202.

202111141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142898116 + 59213025 = 11954^2 + 7695^2 .

It is a cyclic number.

It is not a de Polignac number, because 202111141 - 2⁵ = 202111109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202111171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101055570 + 101055571.

It is an arithmetic number, because the mean of its divisors is an integer number (101055571).

Almost surely, 2^202111141 is an apocalyptic number.

It is an amenable number.

202111141 is a deficient number, since it is larger than the sum of its proper divisors (1).

202111141 is an equidigital number, since it uses as much as digits as its factorization.

202111141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 202111141 is about 14216.5797926224. The cubic root of 202111141 is about 586.8540209909.

Adding to 202111141 its reverse (141111202), we get a palindrome (343222343).

The spelling of 202111141 in words is "two hundred two million, one hundred eleven thousand, one hundred forty-one".