11211001211112 has 16 divisors (see below), whose sum is σ = 28027503027840. Its totient is φ = 3737000403696.

The previous prime is 11211001211101. The next prime is 11211001211119. The reversal of 11211001211112 is 21111210011211.

It is a junction number, because it is equal to n+sod(n) for n = 11211001211091 and 11211001211100.

It is not an unprimeable number, because it can be changed into a prime (11211001211119) 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, 233562525208 + ... + 233562525255.

It is an arithmetic number, because the mean of its divisors is an integer number (1751718939240).

Almost surely, 2^{11211001211112} is an apocalyptic number.

11211001211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11211001211112 is an abundant number, since it is smaller than the sum of its proper divisors (16816501816728).

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

11211001211112 is a wasteful number, since it uses less digits than its factorization.

11211001211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467125050472 (or 467125050468 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11211001211112 its reverse (21111210011211), we get a palindrome (32322211222323).

The spelling of 11211001211112 in words is "eleven trillion, two hundred eleven billion, one million, two hundred eleven thousand, one hundred twelve".