11223013122 has 24 divisors (see below), whose sum is σ = 24395747376. Its totient is φ = 3728816856.

The previous prime is 11223013117. The next prime is 11223013127. The reversal of 11223013122 is 22131032211.

It is an interprime number because it is at equal distance from previous prime (11223013117) and next prime (11223013127).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11223013095 and 11223013104.

It is not an unprimeable number, because it can be changed into a prime (11223013127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1009948 + ... + 1020999.

It is an arithmetic number, because the mean of its divisors is an integer number (1016489474).

Almost surely, 2^11223013122 is an apocalyptic number.

11223013122 is an abundant number, since it is smaller than the sum of its proper divisors (13172734254).

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

11223013122 is a wasteful number, since it uses less digits than its factorization.

11223013122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031262 (or 2031259 counting only the distinct ones).

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

Adding to 11223013122 its reverse (22131032211), we get a palindrome (33354045333).

The spelling of 11223013122 in words is "eleven billion, two hundred twenty-three million, thirteen thousand, one hundred twenty-two".