1011022020011 has 2 divisors, whose sum is σ = 1011022020012. Its totient is φ = 1011022020010.

The previous prime is 1011022019971. The next prime is 1011022020079. The reversal of 1011022020011 is 1100202201101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011022020011 - 2⁶ = 1011022019947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011022019974 and 1011022020001.

It is not a weakly prime, because it can be changed into another prime (1011022025011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505511010005 + 505511010006.

It is an arithmetic number, because the mean of its divisors is an integer number (505511010006).

Almost surely, 2^{1011022020011} is an apocalyptic number.

1011022020011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011022020011 is an equidigital number, since it uses as much as digits as its factorization.

1011022020011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1011022020011 its reverse (1100202201101), we get a palindrome (2111224221112).

The spelling of 1011022020011 in words is "one trillion, eleven billion, twenty-two million, twenty thousand, eleven".