2021001122141 has 2 divisors, whose sum is σ = 2021001122142. Its totient is φ = 2021001122140.

The previous prime is 2021001122087. The next prime is 2021001122159. The reversal of 2021001122141 is 1412211001202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1209073977241 + 811927144900 = 1099579^2 + 901070^2 .

It is a cyclic number.

It is not a de Polignac number, because 2021001122141 - 2¹⁴ = 2021001105757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021001127141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010500561070 + 1010500561071.

It is an arithmetic number, because the mean of its divisors is an integer number (1010500561071).

Almost surely, 2^{2021001122141} is an apocalyptic number.

It is an amenable number.

2021001122141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021001122141 is an equidigital number, since it uses as much as digits as its factorization.

2021001122141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2021001122141 its reverse (1412211001202), we get a palindrome (3433212123343).

The spelling of 2021001122141 in words is "two trillion, twenty-one billion, one million, one hundred twenty-two thousand, one hundred forty-one".