1133123201212 has 12 divisors (see below), whose sum is σ = 1985142299616. Its totient is φ = 565939687040.

The previous prime is 1133123201183. The next prime is 1133123201227. The reversal of 1133123201212 is 2121023213311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155474293 + ... + 155481580.

It is an arithmetic number, because the mean of its divisors is an integer number (165428524968).

Almost surely, 2^{1133123201212} is an apocalyptic number.

It is an amenable number.

1133123201212 is a deficient number, since it is larger than the sum of its proper divisors (852019098404).

1133123201212 is a wasteful number, since it uses less digits than its factorization.

1133123201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310956788 (or 310956786 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1133123201212 its reverse (2121023213311), we get a palindrome (3254146414523).

The spelling of 1133123201212 in words is "one trillion, one hundred thirty-three billion, one hundred twenty-three million, two hundred one thousand, two hundred twelve".