2121003202141 has 2 divisors, whose sum is σ = 2121003202142. Its totient is φ = 2121003202140.

The previous prime is 2121003202093. The next prime is 2121003202151. The reversal of 2121003202141 is 1412023001212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1945899452025 + 175103750116 = 1394955^2 + 418454^2 .

It is a cyclic number.

It is not a de Polignac number, because 2121003202141 - 2²³ = 2120994813533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2121003202151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060501601070 + 1060501601071.

It is an arithmetic number, because the mean of its divisors is an integer number (1060501601071).

Almost surely, 2^{2121003202141} is an apocalyptic number.

It is an amenable number.

2121003202141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2121003202141 is an equidigital number, since it uses as much as digits as its factorization.

2121003202141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2121003202141 its reverse (1412023001212), we get a palindrome (3533026203353).

The spelling of 2121003202141 in words is "two trillion, one hundred twenty-one billion, three million, two hundred two thousand, one hundred forty-one".