11126501212 has 12 divisors (see below), whose sum is σ = 19475978760. Its totient is φ = 5561935856.

The previous prime is 11126501209. The next prime is 11126501219. The reversal of 11126501212 is 21210562111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11126501219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309523 + ... + 343594.

It is an arithmetic number, because the mean of its divisors is an integer number (1622998230).

Almost surely, 2^11126501212 is an apocalyptic number.

It is an amenable number.

11126501212 is a deficient number, since it is larger than the sum of its proper divisors (8349477548).

11126501212 is a wasteful number, since it uses less digits than its factorization.

11126501212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657380 (or 657378 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 22.

The spelling of 11126501212 in words is "eleven billion, one hundred twenty-six million, five hundred one thousand, two hundred twelve".