11112211112069 has 2 divisors, whose sum is σ = 11112211112070. Its totient is φ = 11112211112068.

The previous prime is 11112211112063. The next prime is 11112211112221. The reversal of 11112211112069 is 96021111221111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10555598127844 + 556612984225 = 3248938^2 + 746065^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112211112069 - 2¹² = 11112211107973 is a prime.

It is a super-2 number, since 2×11112211112069² (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 (11112211112063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556105556034 + 5556105556035.

It is an arithmetic number, because the mean of its divisors is an integer number (5556105556035).

Almost surely, 2^{11112211112069} is an apocalyptic number.

It is an amenable number.

11112211112069 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112211112069 is an equidigital number, since it uses as much as digits as its factorization.

11112211112069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 29.

The spelling of 11112211112069 in words is "eleven trillion, one hundred twelve billion, two hundred eleven million, one hundred twelve thousand, sixty-nine".