11221313319 has 64 divisors (see below), whose sum is σ = 17388933120. Its totient is φ = 7143966720.

The previous prime is 11221313317. The next prime is 11221313353. The reversal of 11221313319 is 91331312211.

11221313319 is a `hidden beast` number, since 1 + 12 + 21 + 313 + 319 = 666.

It is not a de Polignac number, because 11221313319 - 2¹ = 11221313317 is a prime.

It is a super-2 number, since 2×11221313319² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11221313292 and 11221313301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221313317) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31788247 + ... + 31788599.

It is an arithmetic number, because the mean of its divisors is an integer number (271702080).

Almost surely, 2^11221313319 is an apocalyptic number.

11221313319 is a deficient number, since it is larger than the sum of its proper divisors (6167619801).

11221313319 is a wasteful number, since it uses less digits than its factorization.

11221313319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789 (or 783 counting only the distinct ones).

The product of its digits is 972, while the sum is 27.

The spelling of 11221313319 in words is "eleven billion, two hundred twenty-one million, three hundred thirteen thousand, three hundred nineteen".