121323301104 has 80 divisors (see below), whose sum is σ = 320478059520. Its totient is φ = 39532296960.

The previous prime is 121323301091. The next prime is 121323301109. The reversal of 121323301104 is 401103323121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121323301109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1837789 + ... + 1902659.

It is an arithmetic number, because the mean of its divisors is an integer number (4005975744).

Almost surely, 2^121323301104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121323301104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160239029760).

121323301104 is an abundant number, since it is smaller than the sum of its proper divisors (199154758416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121323301104 is a wasteful number, since it uses less digits than its factorization.

121323301104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65758 (or 65752 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121323301104 its reverse (401103323121), we get a palindrome (522426624225).

The spelling of 121323301104 in words is "one hundred twenty-one billion, three hundred twenty-three million, three hundred one thousand, one hundred four".