11031121319 has 8 divisors (see below), whose sum is σ = 11086053120. Its totient is φ = 10976326200.

The previous prime is 11031121261. The next prime is 11031121337. The reversal of 11031121319 is 91312113011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11031121319 - 2⁸ = 11031121063 is a prime.

It is a super-2 number, since 2×11031121319² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11031121294 and 11031121303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031121349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129584 + ... + 197114.

It is an arithmetic number, because the mean of its divisors is an integer number (1385756640).

Almost surely, 2^11031121319 is an apocalyptic number.

11031121319 is a deficient number, since it is larger than the sum of its proper divisors (54931801).

11031121319 is an equidigital number, since it uses as much as digits as its factorization.

11031121319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68341.

The product of its (nonzero) digits is 162, while the sum is 23.

The spelling of 11031121319 in words is "eleven billion, thirty-one million, one hundred twenty-one thousand, three hundred nineteen".