121022100221102 has 16 divisors (see below), whose sum is σ = 181824788195232. Its totient is φ = 60413841653760.

The previous prime is 121022100221053. The next prime is 121022100221111. The reversal of 121022100221102 is 201122001220121.

121022100221102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58469678 + ... + 60504110.

It is an arithmetic number, because the mean of its divisors is an integer number (11364049262202).

Almost surely, 2^{121022100221102} is an apocalyptic number.

121022100221102 is a deficient number, since it is larger than the sum of its proper divisors (60802687974130).

121022100221102 is a wasteful number, since it uses less digits than its factorization.

121022100221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082203.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121022100221102 its reverse (201122001220121), we get a palindrome (322144101441223).

The spelling of 121022100221102 in words is "one hundred twenty-one trillion, twenty-two billion, one hundred million, two hundred twenty-one thousand, one hundred two".