11022301312 has 64 divisors (see below), whose sum is σ = 23991501600. Its totient is φ = 5002444800.

The previous prime is 11022301307. The next prime is 11022301319. The reversal of 11022301312 is 21310322011.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×11022301312² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (11022301319) 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, 967264 + ... + 978592.

Almost surely, 2^11022301312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11022301312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11995750800).

11022301312 is an abundant number, since it is smaller than the sum of its proper divisors (12969200288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11022301312 is a wasteful number, since it uses less digits than its factorization.

11022301312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12045 (or 12033 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11022301312 its reverse (21310322011), we get a palindrome (32332623323).

The spelling of 11022301312 in words is "eleven billion, twenty-two million, three hundred one thousand, three hundred twelve".