121102021102 has 8 divisors (see below), whose sum is σ = 182066821200. Its totient is φ = 60413080704.

The previous prime is 121102021097. The next prime is 121102021123. The reversal of 121102021102 is 201120201121.

121102021102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68963827 + ... + 68965582.

It is an arithmetic number, because the mean of its divisors is an integer number (22758352650).

Almost surely, 2^121102021102 is an apocalyptic number.

121102021102 is a deficient number, since it is larger than the sum of its proper divisors (60964800098).

121102021102 is a wasteful number, since it uses less digits than its factorization.

121102021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137929850.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121102021102 its reverse (201120201121), we get a palindrome (322222222223).

The spelling of 121102021102 in words is "one hundred twenty-one billion, one hundred two million, twenty-one thousand, one hundred two".