3223112100 has 144 divisors (see below), whose sum is σ = 10069438848. Its totient is φ = 791285760.

The previous prime is 3223112089. The next prime is 3223112111. The reversal of 3223112100 is 12113223.

It is an interprime number because it is at equal distance from previous prime (3223112089) and next prime (3223112111).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3223112100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1898452 + ... + 1900148.

Almost surely, 2^3223112100 is an apocalyptic number.

3223112100 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 3223112100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5034719424).

3223112100 is an abundant number, since it is smaller than the sum of its proper divisors (6846326748).

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

3223112100 is a wasteful number, since it uses less digits than its factorization.

3223112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214 (or 2207 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 3223112100 is about 56772.4589920148. The cubic root of 3223112100 is about 1477.1518300317.

Adding to 3223112100 its reverse (12113223), we get a palindrome (3235225323).

The spelling of 3223112100 in words is "three billion, two hundred twenty-three million, one hundred twelve thousand, one hundred".