11534402212 has 12 divisors (see below), whose sum is σ = 20186757360. Its totient is φ = 5766757256.

The previous prime is 11534402207. The next prime is 11534402213. The reversal of 11534402212 is 21220443511.

It is not an unprimeable number, because it can be changed into a prime (11534402213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48598 + ... + 159469.

It is an arithmetic number, because the mean of its divisors is an integer number (1682229780).

Almost surely, 2^11534402212 is an apocalyptic number.

It is an amenable number.

11534402212 is a deficient number, since it is larger than the sum of its proper divisors (8652355148).

11534402212 is a wasteful number, since it uses less digits than its factorization.

11534402212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221930 (or 221928 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 11534402212 its reverse (21220443511), we get a palindrome (32754845723).

The spelling of 11534402212 in words is "eleven billion, five hundred thirty-four million, four hundred two thousand, two hundred twelve".