1012020221141 has 2 divisors, whose sum is σ = 1012020221142. Its totient is φ = 1012020221140.

The previous prime is 1012020221137. The next prime is 1012020221239. The reversal of 1012020221141 is 1411220202101.

1012020221141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1010798998225 + 1221222916 = 1005385^2 + 34946^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012020221141 - 2² = 1012020221137 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012020221111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506010110570 + 506010110571.

It is an arithmetic number, because the mean of its divisors is an integer number (506010110571).

Almost surely, 2^{1012020221141} is an apocalyptic number.

It is an amenable number.

1012020221141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012020221141 is an equidigital number, since it uses as much as digits as its factorization.

1012020221141 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 1012020221141 its reverse (1411220202101), we get a palindrome (2423240423242).

The spelling of 1012020221141 in words is "one trillion, twelve billion, twenty million, two hundred twenty-one thousand, one hundred forty-one".