11200224312 has 24 divisors (see below), whose sum is σ = 30333941040. Its totient is φ = 3733408080.

The previous prime is 11200224307. The next prime is 11200224317. The reversal of 11200224312 is 21342200211.

It is a happy number.

11200224312 is a `hidden beast` number, since 11 + 200 + 22 + 431 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (11200224307) and next prime (11200224317).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200224317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77779264 + ... + 77779407.

It is an arithmetic number, because the mean of its divisors is an integer number (1263914210).

Almost surely, 2^11200224312 is an apocalyptic number.

11200224312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11200224312 is an abundant number, since it is smaller than the sum of its proper divisors (19133716728).

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

11200224312 is a wasteful number, since it uses less digits than its factorization.

11200224312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155558683 (or 155558676 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11200224312 its reverse (21342200211), we get a palindrome (32542424523).

The spelling of 11200224312 in words is "eleven billion, two hundred million, two hundred twenty-four thousand, three hundred twelve".