11101120120212 has 12 divisors (see below), whose sum is σ = 25902613613856. Its totient is φ = 3700373373400.

The previous prime is 11101120120193. The next prime is 11101120120273. The reversal of 11101120120212 is 21202102110111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 11101120120191 and 11101120120200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462546671664 + ... + 462546671687.

It is an arithmetic number, because the mean of its divisors is an integer number (2158551134488).

Almost surely, 2^{11101120120212} is an apocalyptic number.

11101120120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11101120120212 is an abundant number, since it is smaller than the sum of its proper divisors (14801493493644).

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

11101120120212 is a wasteful number, since it uses less digits than its factorization.

11101120120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925093343358 (or 925093343356 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11101120120212 its reverse (21202102110111), we get a palindrome (32303222230323).

The spelling of 11101120120212 in words is "eleven trillion, one hundred one billion, one hundred twenty million, one hundred twenty thousand, two hundred twelve".