1100213312 has 84 divisors (see below), whose sum is σ = 2477707008. Its totient is φ = 483859200.

The previous prime is 1100213249. The next prime is 1100213321. The reversal of 1100213312 is 2133120011.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237773 + ... + 242355.

It is an arithmetic number, because the mean of its divisors is an integer number (29496512).

Almost surely, 2^1100213312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100213312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1238853504).

1100213312 is an abundant number, since it is smaller than the sum of its proper divisors (1377493696).

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

1100213312 is a wasteful number, since it uses less digits than its factorization.

1100213312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4648 (or 4627 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1100213312 is about 33169.4635470639. The cubic root of 1100213312 is about 1032.3468377303.

Adding to 1100213312 its reverse (2133120011), we get a palindrome (3233333323).

It can be divided in two parts, 1100 and 213312, that added together give a palindrome (214412).

The spelling of 1100213312 in words is "one billion, one hundred million, two hundred thirteen thousand, three hundred twelve".