2021121142301 has 2 divisors, whose sum is σ = 2021121142302. Its totient is φ = 2021121142300.

The previous prime is 2021121142291. The next prime is 2021121142307. The reversal of 2021121142301 is 1032411211202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1196114068900 + 825007073401 = 1093670^2 + 908299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021121142301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021121142307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010560571150 + 1010560571151.

It is an arithmetic number, because the mean of its divisors is an integer number (1010560571151).

Almost surely, 2^{2021121142301} is an apocalyptic number.

It is an amenable number.

2021121142301 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021121142301 is an equidigital number, since it uses as much as digits as its factorization.

2021121142301 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 20.

Adding to 2021121142301 its reverse (1032411211202), we get a palindrome (3053532353503).

The spelling of 2021121142301 in words is "two trillion, twenty-one billion, one hundred twenty-one million, one hundred forty-two thousand, three hundred one".