121102221321302 has 16 divisors (see below), whose sum is σ = 195640250057952. Its totient is φ = 55889451532800.

The previous prime is 121102221321259. The next prime is 121102221321311. The reversal of 121102221321302 is 203123122201121.

It is a super-2 number, since 2×121102221321302² (a number of 29 digits) contains 22 as substring.

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, 161342738 + ... + 162091589.

It is an arithmetic number, because the mean of its divisors is an integer number (12227515628622).

Almost surely, 2^{121102221321302} is an apocalyptic number.

121102221321302 is a deficient number, since it is larger than the sum of its proper divisors (74538028736650).

121102221321302 is a wasteful number, since it uses less digits than its factorization.

121102221321302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323448743.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 121102221321302 its reverse (203123122201121), we get a palindrome (324225343522423).

The spelling of 121102221321302 in words is "one hundred twenty-one trillion, one hundred two billion, two hundred twenty-one million, three hundred twenty-one thousand, three hundred two".