121320221122 has 8 divisors (see below), whose sum is σ = 181983843216. Its totient is φ = 60658940052.

The previous prime is 121320221111. The next prime is 121320221131. The reversal of 121320221122 is 221122023121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121320221122.

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, 449388 + ... + 666775.

It is an arithmetic number, because the mean of its divisors is an integer number (22747980402).

Almost surely, 2^121320221122 is an apocalyptic number.

121320221122 is a deficient number, since it is larger than the sum of its proper divisors (60663622094).

121320221122 is a wasteful number, since it uses less digits than its factorization.

121320221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170512.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 121320221122 its reverse (221122023121), we get a palindrome (342442244243).

The spelling of 121320221122 in words is "one hundred twenty-one billion, three hundred twenty million, two hundred twenty-one thousand, one hundred twenty-two".