121102111001002 has 48 divisors (see below), whose sum is σ = 187638736839840. Its totient is φ = 58587750740736.

The previous prime is 121102111000999. The next prime is 121102111001009. The reversal of 121102111001002 is 200100111201121.

It is a happy number.

121102111001002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (121102111001009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2094112624 + ... + 2094170452.

It is an arithmetic number, because the mean of its divisors is an integer number (3909140350830).

Almost surely, 2^{121102111001002} is an apocalyptic number.

121102111001002 is a deficient number, since it is larger than the sum of its proper divisors (66536625838838).

121102111001002 is a wasteful number, since it uses less digits than its factorization.

121102111001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60007 (or 59894 counting only the distinct ones).

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

Adding to 121102111001002 its reverse (200100111201121), we get a palindrome (321202222202123).

The spelling of 121102111001002 in words is "one hundred twenty-one trillion, one hundred two billion, one hundred eleven million, one thousand, two".