1001122022011 has 2 divisors, whose sum is σ = 1001122022012. Its totient is φ = 1001122022010.

The previous prime is 1001122021987. The next prime is 1001122022023. The reversal of 1001122022011 is 1102202211001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001122022011 - 2⁵ = 1001122021979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001122021982 and 1001122022000.

It is not a weakly prime, because it can be changed into another prime (1001122022311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500561011005 + 500561011006.

It is an arithmetic number, because the mean of its divisors is an integer number (500561011006).

Almost surely, 2^{1001122022011} is an apocalyptic number.

1001122022011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001122022011 is an equidigital number, since it uses as much as digits as its factorization.

1001122022011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1001122022011 its reverse (1102202211001), we get a palindrome (2103324233012).

The spelling of 1001122022011 in words is "one trillion, one billion, one hundred twenty-two million, twenty-two thousand, eleven".