11121210212269 has 2 divisors, whose sum is σ = 11121210212270. Its totient is φ = 11121210212268.

The previous prime is 11121210212207. The next prime is 11121210212303. The reversal of 11121210212269 is 96221201212111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10640559188169 + 480651024100 = 3261987^2 + 693290^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121210212269 - 2¹³ = 11121210204077 is a prime.

It is a super-2 number, since 2×11121210212269² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11121210212269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121210210269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560605106134 + 5560605106135.

It is an arithmetic number, because the mean of its divisors is an integer number (5560605106135).

Almost surely, 2^{11121210212269} is an apocalyptic number.

It is an amenable number.

11121210212269 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121210212269 is an equidigital number, since it uses as much as digits as its factorization.

11121210212269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 31.

The spelling of 11121210212269 in words is "eleven trillion, one hundred twenty-one billion, two hundred ten million, two hundred twelve thousand, two hundred sixty-nine".