22001011011011 has 2 divisors, whose sum is σ = 22001011011012. Its totient is φ = 22001011011010.

The previous prime is 22001011010963. The next prime is 22001011011043. The reversal of 22001011011011 is 11011011010022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22001011011011 - 2³⁴ = 21983831141827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22001011010983 and 22001011011001.

It is not a weakly prime, because it can be changed into another prime (22001011011311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000505505505 + 11000505505506.

It is an arithmetic number, because the mean of its divisors is an integer number (11000505505506).

Almost surely, 2^{22001011011011} is an apocalyptic number.

22001011011011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001011011011 is an equidigital number, since it uses as much as digits as its factorization.

22001011011011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 22001011011011 its reverse (11011011010022), we get a palindrome (33012022021033).

The spelling of 22001011011011 in words is "twenty-two trillion, one billion, eleven million, eleven thousand, eleven".