11022221313 has 32 divisors (see below), whose sum is σ = 16901308800. Its totient is φ = 7090977600.

The previous prime is 11022221291. The next prime is 11022221317. The reversal of 11022221313 is 31312222011.

11022221313 is a `hidden beast` number, since 110 + 22 + 221 + 313 = 666.

It is not a de Polignac number, because 11022221313 - 2⁵ = 11022221281 is a prime.

It is a super-3 number, since 3×11022221313³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11022221317) 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, 2801958 + ... + 2805888.

It is an arithmetic number, because the mean of its divisors is an integer number (528165900).

Almost surely, 2^11022221313 is an apocalyptic number.

It is an amenable number.

11022221313 is a deficient number, since it is larger than the sum of its proper divisors (5879087487).

11022221313 is a wasteful number, since it uses less digits than its factorization.

11022221313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7550 (or 7544 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11022221313 its reverse (31312222011), we get a palindrome (42334443324).

The spelling of 11022221313 in words is "eleven billion, twenty-two million, two hundred twenty-one thousand, three hundred thirteen".