11021102211709 has 2 divisors, whose sum is σ = 11021102211710. Its totient is φ = 11021102211708.

The previous prime is 11021102211677. The next prime is 11021102211727. The reversal of 11021102211709 is 90711220112011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8772910848100 + 2248191363609 = 2961910^2 + 1499397^2 .

It is a cyclic number.

It is not a de Polignac number, because 11021102211709 - 2⁵ = 11021102211677 is a prime.

It is a super-2 number, since 2×11021102211709² (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 (11021102211739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510551105854 + 5510551105855.

It is an arithmetic number, because the mean of its divisors is an integer number (5510551105855).

Almost surely, 2^{11021102211709} is an apocalyptic number.

It is an amenable number.

11021102211709 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021102211709 is an equidigital number, since it uses as much as digits as its factorization.

11021102211709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 28.

The spelling of 11021102211709 in words is "eleven trillion, twenty-one billion, one hundred two million, two hundred eleven thousand, seven hundred nine".