11134781222369 has 32 divisors (see below), whose sum is σ = 13087904209920. Its totient is φ = 9273007830528.

The previous prime is 11134781222293. The next prime is 11134781222377. The reversal of 11134781222369 is 96322218743111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11134781222369 - 2²⁰ = 11134780173793 is a prime.

It is a super-2 number, since 2×11134781222369² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11134781212369) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 635574392 + ... + 635591910.

It is an arithmetic number, because the mean of its divisors is an integer number (408997006560).

Almost surely, 2^{11134781222369} is an apocalyptic number.

It is an amenable number.

11134781222369 is a deficient number, since it is larger than the sum of its proper divisors (1953122987551).

11134781222369 is a wasteful number, since it uses less digits than its factorization.

11134781222369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20897.

The product of its digits is 870912, while the sum is 50.

The spelling of 11134781222369 in words is "eleven trillion, one hundred thirty-four billion, seven hundred eighty-one million, two hundred twenty-two thousand, three hundred sixty-nine".