1211002324012 has 24 divisors (see below), whose sum is σ = 2360972703600. Its totient is φ = 539650902336.

The previous prime is 1211002323967. The next prime is 1211002324013. The reversal of 1211002324012 is 2104232001121.

It is a super-2 number, since 2×1211002324012² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1211002324013) 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 7 ways as a sum of consecutive naturals, for example, 401524462 + ... + 401527477.

It is an arithmetic number, because the mean of its divisors is an integer number (98373862650).

Almost surely, 2^{1211002324012} is an apocalyptic number.

It is an amenable number.

1211002324012 is a deficient number, since it is larger than the sum of its proper divisors (1149970379588).

1211002324012 is a wasteful number, since it uses less digits than its factorization.

1211002324012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803051985 (or 803051983 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1211002324012 its reverse (2104232001121), we get a palindrome (3315234325133).

The spelling of 1211002324012 in words is "one trillion, two hundred eleven billion, two million, three hundred twenty-four thousand, twelve".