11101222021112 has 8 divisors (see below), whose sum is σ = 20814791289600. Its totient is φ = 5550611010552.

The previous prime is 11101222021103. The next prime is 11101222021129. The reversal of 11101222021112 is 21112022210111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693826376312 + ... + 693826376327.

It is an arithmetic number, because the mean of its divisors is an integer number (2601848911200).

Almost surely, 2^{11101222021112} is an apocalyptic number.

It is an amenable number.

11101222021112 is a deficient number, since it is larger than the sum of its proper divisors (9713569268488).

11101222021112 is a wasteful number, since it uses less digits than its factorization.

11101222021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387652752645 (or 1387652752641 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11101222021112 its reverse (21112022210111), we get a palindrome (32213244231223).

The spelling of 11101222021112 in words is "eleven trillion, one hundred one billion, two hundred twenty-two million, twenty-one thousand, one hundred twelve".