3100423320 has 96 divisors (see below), whose sum is σ = 10086663600. Its totient is φ = 825935616.

The previous prime is 3100423279. The next prime is 3100423373. The reversal of 3100423320 is 233240013.

It is a super-2 number, since 2×3100423320² = 19225249526399644800, which contains 22 as substring.

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 = 3100423293 and 3100423302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 400446 + ... + 408114.

Almost surely, 2^3100423320 is an apocalyptic number.

3100423320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3100423320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5043331800).

3100423320 is an abundant number, since it is smaller than the sum of its proper divisors (6986240280).

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

3100423320 is a wasteful number, since it uses less digits than its factorization.

3100423320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8809 (or 8802 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3100423320 is about 55681.4450243526. The cubic root of 3100423320 is about 1458.1661029973.

Adding to 3100423320 its reverse (233240013), we get a palindrome (3333663333).

The spelling of 3100423320 in words is "three billion, one hundred million, four hundred twenty-three thousand, three hundred twenty".