2211421432012 has 24 divisors (see below), whose sum is σ = 4191769498896. Its totient is φ = 1014756295488.

The previous prime is 2211421432009. The next prime is 2211421432049. The reversal of 2211421432012 is 2102341241122.

It is a super-3 number, since 3×2211421432012³ (a number of 38 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 122902378 + ... + 122920369.

It is an arithmetic number, because the mean of its divisors is an integer number (174657062454).

Almost surely, 2^{2211421432012} is an apocalyptic number.

It is an amenable number.

2211421432012 is a deficient number, since it is larger than the sum of its proper divisors (1980348066884).

2211421432012 is a wasteful number, since it uses less digits than its factorization.

2211421432012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245822937 (or 245822935 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2211421432012 its reverse (2102341241122), we get a palindrome (4313762673134).

The spelling of 2211421432012 in words is "two trillion, two hundred eleven billion, four hundred twenty-one million, four hundred thirty-two thousand, twelve".