1340121100012 has 24 divisors (see below), whose sum is σ = 2376715944960. Its totient is φ = 661072386000.

The previous prime is 1340121100001. The next prime is 1340121100051. The reversal of 1340121100012 is 2100011210431.

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, 1209364 + ... + 2035387.

It is an arithmetic number, because the mean of its divisors is an integer number (99029831040).

Almost surely, 2^{1340121100012} is an apocalyptic number.

It is an amenable number.

1340121100012 is a deficient number, since it is larger than the sum of its proper divisors (1036594844948).

1340121100012 is a wasteful number, since it uses less digits than its factorization.

1340121100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246141 (or 3246139 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1340121100012 its reverse (2100011210431), we get a palindrome (3440132310443).

The spelling of 1340121100012 in words is "one trillion, three hundred forty billion, one hundred twenty-one million, one hundred thousand, twelve".