1112121121002 has 8 divisors (see below), whose sum is σ = 2224242242016. Its totient is φ = 370707040332.

The previous prime is 1112121120947. The next prime is 1112121121021. The reversal of 1112121121002 is 2001211212111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1112121121002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92676760078 + ... + 92676760089.

It is an arithmetic number, because the mean of its divisors is an integer number (278030280252).

Almost surely, 2^{1112121121002} is an apocalyptic number.

1112121121002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1112121121002 is a wasteful number, since it uses less digits than its factorization.

1112121121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185353520172.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1112121121002 its reverse (2001211212111), we get a palindrome (3113332333113).

The spelling of 1112121121002 in words is "one trillion, one hundred twelve billion, one hundred twenty-one million, one hundred twenty-one thousand, two".