11012022010909 has 2 divisors, whose sum is σ = 11012022010910. Its totient is φ = 11012022010908.

The previous prime is 11012022010889. The next prime is 11012022011051. The reversal of 11012022010909 is 90901022021011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9706994516025 + 1305027494884 = 3115605^2 + 1142378^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012022010909 - 2⁵ = 11012022010877 is a prime.

It is a super-2 number, since 2×11012022010909² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11012022070909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506011005454 + 5506011005455.

It is an arithmetic number, because the mean of its divisors is an integer number (5506011005455).

Almost surely, 2^{11012022010909} is an apocalyptic number.

It is an amenable number.

11012022010909 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012022010909 is an equidigital number, since it uses as much as digits as its factorization.

11012022010909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 11012022010909 in words is "eleven trillion, twelve billion, twenty-two million, ten thousand, nine hundred nine".