11233013211212 has 48 divisors (see below), whose sum is σ = 21332936168544. Its totient is φ = 5144548032000.

The previous prime is 11233013211169. The next prime is 11233013211229. The reversal of 11233013211212 is 21211231033211.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 121759262 + ... + 121851482.

It is an arithmetic number, because the mean of its divisors is an integer number (444436170178).

Almost surely, 2^{11233013211212} is an apocalyptic number.

It is an amenable number.

11233013211212 is a deficient number, since it is larger than the sum of its proper divisors (10099922957332).

11233013211212 is a wasteful number, since it uses less digits than its factorization.

11233013211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110250 (or 110248 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11233013211212 its reverse (21211231033211), we get a palindrome (32444244244423).

The spelling of 11233013211212 in words is "eleven trillion, two hundred thirty-three billion, thirteen million, two hundred eleven thousand, two hundred twelve".