11423332220 has 24 divisors (see below), whose sum is σ = 23991110304. Its totient is φ = 4568930496.

The previous prime is 11423332163. The next prime is 11423332231. The reversal of 11423332220 is 2223332411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329849 + ... + 362831.

It is an arithmetic number, because the mean of its divisors is an integer number (999629596).

Almost surely, 2^11423332220 is an apocalyptic number.

11423332220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11423332220 is an abundant number, since it is smaller than the sum of its proper divisors (12567778084).

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

11423332220 is a wasteful number, since it uses less digits than its factorization.

11423332220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50309 (or 50307 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 11423332220 its reverse (2223332411), we get a palindrome (13646664631).

The spelling of 11423332220 in words is "eleven billion, four hundred twenty-three million, three hundred thirty-two thousand, two hundred twenty".