2212421030312 has 32 divisors (see below), whose sum is σ = 4198455283680. Its totient is φ = 1092834139200.

The previous prime is 2212421030293. The next prime is 2212421030317. The reversal of 2212421030312 is 2130301242122.

It is not an unprimeable number, because it can be changed into a prime (2212421030317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18333323 + ... + 18453605.

It is an arithmetic number, because the mean of its divisors is an integer number (131201727615).

Almost surely, 2^{2212421030312} is an apocalyptic number.

It is an amenable number.

2212421030312 is a deficient number, since it is larger than the sum of its proper divisors (1986034253368).

2212421030312 is a wasteful number, since it uses less digits than its factorization.

2212421030312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148073 (or 148069 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2212421030312 its reverse (2130301242122), we get a palindrome (4342722272434).

The spelling of 2212421030312 in words is "two trillion, two hundred twelve billion, four hundred twenty-one million, thirty thousand, three hundred twelve".