121000001102 has 16 divisors (see below), whose sum is σ = 191711933952. Its totient is φ = 57186795960.

The previous prime is 121000001093. The next prime is 121000001201. The reversal of 121000001102 is 201100000121.

It is a self number, because there is not a number n which added to its sum of digits gives 121000001102.

It is a congruent number.

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, 22690508 + ... + 22695839.

It is an arithmetic number, because the mean of its divisors is an integer number (11981995872).

Almost surely, 2^121000001102 is an apocalyptic number.

121000001102 is a deficient number, since it is larger than the sum of its proper divisors (70711932850).

121000001102 is a wasteful number, since it uses less digits than its factorization.

121000001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45386423.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 121000001102 its reverse (201100000121), we get a palindrome (322100001223).

The spelling of 121000001102 in words is "one hundred twenty-one billion, one thousand, one hundred two".