2111021110141 has 2 divisors, whose sum is σ = 2111021110142. Its totient is φ = 2111021110140.

The previous prime is 2111021110129. The next prime is 2111021110151. The reversal of 2111021110141 is 1410111201112.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2100893706916 + 10127403225 = 1449446^2 + 100635^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111021110141 - 2¹¹ = 2111021108093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111021110111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055510555070 + 1055510555071.

It is an arithmetic number, because the mean of its divisors is an integer number (1055510555071).

Almost surely, 2^{2111021110141} is an apocalyptic number.

It is an amenable number.

2111021110141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111021110141 is an equidigital number, since it uses as much as digits as its factorization.

2111021110141 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 16.

Adding to 2111021110141 its reverse (1410111201112), we get a palindrome (3521132311253).

The spelling of 2111021110141 in words is "two trillion, one hundred eleven billion, twenty-one million, one hundred ten thousand, one hundred forty-one".