1101112121002 has 8 divisors (see below), whose sum is σ = 1667104333056. Its totient is φ = 545410676652.

The previous prime is 1101112120981. The next prime is 1101112121017. The reversal of 1101112121002 is 2001212111011.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 2572691658 + ... + 2572692085.

It is an arithmetic number, because the mean of its divisors is an integer number (208388041632).

Almost surely, 2^{1101112121002} is an apocalyptic number.

1101112121002 is a deficient number, since it is larger than the sum of its proper divisors (565992212054).

1101112121002 is a wasteful number, since it uses less digits than its factorization.

1101112121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145383852.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101112121002 its reverse (2001212111011), we get a palindrome (3102324232013).

Subtracting 1101112121002 from its reverse (2001212111011), we obtain a palindrome (900099990009).

The spelling of 1101112121002 in words is "one trillion, one hundred one billion, one hundred twelve million, one hundred twenty-one thousand, two".