11100212011012 has 24 divisors (see below), whose sum is σ = 19557679780800. Its totient is φ = 5512310882400.

The previous prime is 11100212010959. The next prime is 11100212011043. The reversal of 11100212011012 is 21011021200111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11100212010983 and 11100212011001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5132623 + ... + 6967369.

It is an arithmetic number, because the mean of its divisors is an integer number (814903324200).

Almost surely, 2^{11100212011012} is an apocalyptic number.

It is an amenable number.

11100212011012 is a deficient number, since it is larger than the sum of its proper divisors (8457467769788).

11100212011012 is a wasteful number, since it uses less digits than its factorization.

11100212011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845051 (or 1845049 counting only the distinct ones).

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

Adding to 11100212011012 its reverse (21011021200111), we get a palindrome (32111233211123).

The spelling of 11100212011012 in words is "eleven trillion, one hundred billion, two hundred twelve million, eleven thousand, twelve".