11211002112 has 36 divisors (see below), whose sum is σ = 29837617040. Its totient is φ = 3737000448.

The previous prime is 11211002093. The next prime is 11211002113. The reversal of 11211002112 is 21120011211.

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 (11211002113) 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, 7298062 + ... + 7299597.

Almost surely, 2^11211002112 is an apocalyptic number.

11211002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11211002112 is an abundant number, since it is smaller than the sum of its proper divisors (18626614928).

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

11211002112 is an equidigital number, since it uses as much as digits as its factorization.

11211002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14597678 (or 14597664 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11211002112 its reverse (21120011211), we get a palindrome (32331013323).

Subtracting 11211002112 from its reverse (21120011211), we obtain a palindrome (9909009099).

The spelling of 11211002112 in words is "eleven billion, two hundred eleven million, two thousand, one hundred twelve".