2011020221141 has 2 divisors, whose sum is σ = 2011020221142. Its totient is φ = 2011020221140.

The previous prime is 2011020221137. The next prime is 2011020221173. The reversal of 2011020221141 is 1411220201102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1604034915025 + 406985306116 = 1266505^2 + 637954^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011020221141 - 2² = 2011020221137 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011020221191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005510110570 + 1005510110571.

It is an arithmetic number, because the mean of its divisors is an integer number (1005510110571).

Almost surely, 2^{2011020221141} is an apocalyptic number.

It is an amenable number.

2011020221141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011020221141 is an equidigital number, since it uses as much as digits as its factorization.

2011020221141 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2011020221141 its reverse (1411220201102), we get a palindrome (3422240422243).

The spelling of 2011020221141 in words is "two trillion, eleven billion, twenty million, two hundred twenty-one thousand, one hundred forty-one".