11211660224 has 56 divisors (see below), whose sum is σ = 23234294400. Its totient is φ = 5357746944.

The previous prime is 11211660151. The next prime is 11211660233. The reversal of 11211660224 is 42206611211.

It is a junction number, because it is equal to n+sod(n) for n = 11211660193 and 11211660202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2498687 + ... + 2503169.

Almost surely, 2^11211660224 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 11211660224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11617147200).

11211660224 is an abundant number, since it is smaller than the sum of its proper divisors (12022634176).

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

11211660224 is a wasteful number, since it uses less digits than its factorization.

11211660224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6217 (or 6207 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 11211660224 in words is "eleven billion, two hundred eleven million, six hundred sixty thousand, two hundred twenty-four".