3111223332 has 48 divisors (see below), whose sum is σ = 8303621760. Its totient is φ = 888168192.

The previous prime is 3111223319. The next prime is 3111223361. The reversal of 3111223332 is 2333221113.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3111223299 and 3111223308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88168 + ... + 118304.

It is an arithmetic number, because the mean of its divisors is an integer number (172992120).

Almost surely, 2^3111223332 is an apocalyptic number.

It is an amenable number.

3111223332 is an abundant number, since it is smaller than the sum of its proper divisors (5192398428).

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

3111223332 is a wasteful number, since it uses less digits than its factorization.

3111223332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31380 (or 31378 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 3111223332 is about 55778.3410653275. The cubic root of 3111223332 is about 1459.8572657110.

Adding to 3111223332 its reverse (2333221113), we get a palindrome (5444444445).

The spelling of 3111223332 in words is "three billion, one hundred eleven million, two hundred twenty-three thousand, three hundred thirty-two".