1021020222011 has 2 divisors, whose sum is σ = 1021020222012. Its totient is φ = 1021020222010.

The previous prime is 1021020221993. The next prime is 1021020222059. The reversal of 1021020222011 is 1102220201201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021020222011 - 2¹⁴ = 1021020205627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1021020222311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510510111005 + 510510111006.

It is an arithmetic number, because the mean of its divisors is an integer number (510510111006).

Almost surely, 2^{1021020222011} is an apocalyptic number.

1021020222011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021020222011 is an equidigital number, since it uses as much as digits as its factorization.

1021020222011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1021020222011 its reverse (1102220201201), we get a palindrome (2123240423212).

The spelling of 1021020222011 in words is "one trillion, twenty-one billion, twenty million, two hundred twenty-two thousand, eleven".