1123404222 has 32 divisors (see below), whose sum is σ = 2368840320. Its totient is φ = 354192480.

The previous prime is 1123404221. The next prime is 1123404259. The reversal of 1123404222 is 2224043211.

It is a super-3 number, since 3×1123404222³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123404221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66897 + ... + 81987.

It is an arithmetic number, because the mean of its divisors is an integer number (74026260).

Almost surely, 2^1123404222 is an apocalyptic number.

1123404222 is an abundant number, since it is smaller than the sum of its proper divisors (1245436098).

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

1123404222 is a wasteful number, since it uses less digits than its factorization.

1123404222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15768.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1123404222 is about 33517.2227668105. Note that the first 3 decimals coincide. The cubic root of 1123404222 is about 1039.5499229767.

Adding to 1123404222 its reverse (2224043211), we get a palindrome (3347447433).

The spelling of 1123404222 in words is "one billion, one hundred twenty-three million, four hundred four thousand, two hundred twenty-two".