11203422912 has 504 divisors, whose sum is σ = 38260141920. Its totient is φ = 3122380800.

The previous prime is 11203422871. The next prime is 11203422913. The reversal of 11203422912 is 21922430211.

11203422912 is a `hidden beast` number, since 11 + 20 + 342 + 291 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (11203422913) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 46487112 + ... + 46487352.

It is an arithmetic number, because the mean of its divisors is an integer number (75912980).

Almost surely, 2^11203422912 is an apocalyptic number.

11203422912 is a gapful number since it is divisible by the number (12) 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 11203422912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19130070960).

11203422912 is an abundant number, since it is smaller than the sum of its proper divisors (27056719008).

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

11203422912 is a wasteful number, since it uses less digits than its factorization.

11203422912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 11203422912 in words is "eleven billion, two hundred three million, four hundred twenty-two thousand, nine hundred twelve".