11101101121012 has 24 divisors (see below), whose sum is σ = 22269278400320. Its totient is φ = 4743241303680.

The previous prime is 11101101121009. The next prime is 11101101121013. The reversal of 11101101121012 is 21012110110111.

It is a junction number, because it is equal to n+sod(n) for n = 11101101120983 and 11101101121001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101101121013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598884837 + ... + 598903372.

Almost surely, 2^{11101101121012} is an apocalyptic number.

It is an amenable number.

11101101121012 is an abundant number, since it is smaller than the sum of its proper divisors (11168177279308).

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

11101101121012 is a wasteful number, since it uses less digits than its factorization.

11101101121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197788551 (or 1197788549 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11101101121012 its reverse (21012110110111), we get a palindrome (32113211231123).

The spelling of 11101101121012 in words is "eleven trillion, one hundred one billion, one hundred one million, one hundred twenty-one thousand, twelve".