1240000312012 has 192 divisors, whose sum is σ = 2890212046848. Its totient is φ = 451249920000.

The previous prime is 1240000312007. The next prime is 1240000312063. The reversal of 1240000312012 is 2102130000421.

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 63 ways as a sum of consecutive naturals, for example, 52218462 + ... + 52242202.

It is an arithmetic number, because the mean of its divisors is an integer number (15053187744).

Almost surely, 2^{1240000312012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1240000312012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1445106023424).

1240000312012 is an abundant number, since it is smaller than the sum of its proper divisors (1650211734836).

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

1240000312012 is a wasteful number, since it uses less digits than its factorization.

1240000312012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23960 (or 23958 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1240000312012 its reverse (2102130000421), we get a palindrome (3342130312433).

The spelling of 1240000312012 in words is "one trillion, two hundred forty billion, three hundred twelve thousand, twelve".