11210122120009 has 4 divisors (see below), whose sum is σ = 11210137665220. Its totient is φ = 11210106574800.

The previous prime is 11210122119979. The next prime is 11210122120027. The reversal of 11210122120009 is 90002122101211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 306733207225 + 10903388912784 = 553835^2 + 3302028^2 .

It is a cyclic number.

It is not a de Polignac number, because 11210122120009 - 2⁷ = 11210122119881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11210122120039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6635454 + ... + 8151655.

It is an arithmetic number, because the mean of its divisors is an integer number (2802534416305).

Almost surely, 2^{11210122120009} is an apocalyptic number.

It is an amenable number.

11210122120009 is a deficient number, since it is larger than the sum of its proper divisors (15545211).

11210122120009 is an equidigital number, since it uses as much as digits as its factorization.

11210122120009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15545210.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 11210122120009 in words is "eleven trillion, two hundred ten billion, one hundred twenty-two million, one hundred twenty thousand, nine".