11012212200 has 96 divisors (see below), whose sum is σ = 37241321760. Its totient is φ = 2669625600.

The previous prime is 11012212193. The next prime is 11012212201. The reversal of 11012212200 is 221221011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (11012212201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 827659 + ... + 840858.

It is an arithmetic number, because the mean of its divisors is an integer number (387930435).

Almost surely, 2^11012212200 is an apocalyptic number.

11012212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012212200 is an abundant number, since it is smaller than the sum of its proper divisors (26229109560).

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

11012212200 is a wasteful number, since it uses less digits than its factorization.

11012212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668547 (or 1668538 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11012212200 its reverse (221221011), we get a palindrome (11233433211).

The spelling of 11012212200 in words is "eleven billion, twelve million, two hundred twelve thousand, two hundred".