1240214140212 has 12 divisors (see below), whose sum is σ = 2893832993856. Its totient is φ = 413404713400.

The previous prime is 1240214140177. The next prime is 1240214140261. The reversal of 1240214140212 is 2120414120421.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1240214140212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 51675589164 + ... + 51675589187.

It is an arithmetic number, because the mean of its divisors is an integer number (241152749488).

Almost surely, 2^{1240214140212} is an apocalyptic number.

1240214140212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1240214140212 is an abundant number, since it is smaller than the sum of its proper divisors (1653618853644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1240214140212 is a wasteful number, since it uses less digits than its factorization.

1240214140212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103351178358 (or 103351178356 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1240214140212 its reverse (2120414120421), we get a palindrome (3360628260633).

The spelling of 1240214140212 in words is "one trillion, two hundred forty billion, two hundred fourteen million, one hundred forty thousand, two hundred twelve".