11211552712 has 16 divisors (see below), whose sum is σ = 21510537840. Its totient is φ = 5475409296.

The previous prime is 11211552701. The next prime is 11211552719. The reversal of 11211552712 is 21725511211.

It is not an unprimeable number, because it can be changed into a prime (11211552719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16295518 + ... + 16296205.

It is an arithmetic number, because the mean of its divisors is an integer number (1344408615).

Almost surely, 2^11211552712 is an apocalyptic number.

It is an amenable number.

11211552712 is a deficient number, since it is larger than the sum of its proper divisors (10298985128).

11211552712 is a wasteful number, since it uses less digits than its factorization.

11211552712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32591772 (or 32591768 counting only the distinct ones).

The product of its digits is 1400, while the sum is 28.

The spelling of 11211552712 in words is "eleven billion, two hundred eleven million, five hundred fifty-two thousand, seven hundred twelve".