121101002102 has 8 divisors (see below), whose sum is σ = 185516428896. Its totient is φ = 59262192472.

The previous prime is 121101002059. The next prime is 121101002111. The reversal of 121101002102 is 201200101121.

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

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 3 ways as a sum of consecutive naturals, for example, 644154173 + ... + 644154360.

It is an arithmetic number, because the mean of its divisors is an integer number (23189553612).

Almost surely, 2^121101002102 is an apocalyptic number.

121101002102 is a deficient number, since it is larger than the sum of its proper divisors (64415426794).

121101002102 is a wasteful number, since it uses less digits than its factorization.

121101002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288308582.

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

Adding to 121101002102 its reverse (201200101121), we get a palindrome (322301103223).

The spelling of 121101002102 in words is "one hundred twenty-one billion, one hundred one million, two thousand, one hundred two".