1112121000002 has 16 divisors (see below), whose sum is σ = 1669503588480. Its totient is φ = 555619972608.

The previous prime is 1112120999989. The next prime is 1112121000007. The reversal of 1112121000002 is 2000001212111.

It is not an unprimeable number, because it can be changed into a prime (1112121000007) 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, 14058203 + ... + 14137089.

It is an arithmetic number, because the mean of its divisors is an integer number (104343974280).

Almost surely, 2^{1112121000002} is an apocalyptic number.

1112121000002 is a deficient number, since it is larger than the sum of its proper divisors (557382588478).

1112121000002 is a wasteful number, since it uses less digits than its factorization.

1112121000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84385.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1112121000002 its reverse (2000001212111), we get a palindrome (3112122212113).

The spelling of 1112121000002 in words is "one trillion, one hundred twelve billion, one hundred twenty-one million, two", and thus it is an aban number.