11205536212 has 18 divisors (see below), whose sum is σ = 21234160878. Its totient is φ = 5171785632.

The previous prime is 11205536149. The next prime is 11205536231. The reversal of 11205536212 is 21263550211.

It can be written as a sum of positive squares in 3 ways, for example, as 687803076 + 10517733136 = 26226^2 + 102556^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8287443 + ... + 8288794.

Almost surely, 2^11205536212 is an apocalyptic number.

It is an amenable number.

11205536212 is a deficient number, since it is larger than the sum of its proper divisors (10028624666).

11205536212 is a wasteful number, since it uses less digits than its factorization.

11205536212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16576267 (or 16576252 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 11205536212 in words is "eleven billion, two hundred five million, five hundred thirty-six thousand, two hundred twelve".