1212314210144 has 12 divisors (see below), whose sum is σ = 2386743601284. Its totient is φ = 606157105056.

The previous prime is 1212314210141. The next prime is 1212314210167. The reversal of 1212314210144 is 4410124132121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212314210141) 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 as a sum of consecutive naturals, namely, 18942409502 + ... + 18942409565.

It is an arithmetic number, because the mean of its divisors is an integer number (198895300107).

Almost surely, 2^{1212314210144} is an apocalyptic number.

It is an amenable number.

1212314210144 is a deficient number, since it is larger than the sum of its proper divisors (1174429391140).

1212314210144 is an equidigital number, since it uses as much as digits as its factorization.

1212314210144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37884819077 (or 37884819069 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 1212314210144 its reverse (4410124132121), we get a palindrome (5622438342265).

The spelling of 1212314210144 in words is "one trillion, two hundred twelve billion, three hundred fourteen million, two hundred ten thousand, one hundred forty-four".