11101200121012 has 12 divisors (see below), whose sum is σ = 19427818354560. Its totient is φ = 5550394876856.

The previous prime is 11101200120971. The next prime is 11101200121013. The reversal of 11101200121012 is 21012100210111.

It is a happy number.

11101200121012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11101200120983 and 11101200121001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101200121013) 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, 51174148 + ... + 51390619.

It is an arithmetic number, because the mean of its divisors is an integer number (1618984862880).

Almost surely, 2^{11101200121012} is an apocalyptic number.

It is an amenable number.

11101200121012 is a deficient number, since it is larger than the sum of its proper divisors (8326618233548).

11101200121012 is a wasteful number, since it uses less digits than its factorization.

11101200121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102591830 (or 102591828 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11101200121012 its reverse (21012100210111), we get a palindrome (32113300331123).

The spelling of 11101200121012 in words is "eleven trillion, one hundred one billion, two hundred million, one hundred twenty-one thousand, twelve".