121033434104 has 64 divisors (see below), whose sum is σ = 251076672000. Its totient is φ = 54236286720.

The previous prime is 121033434061. The next prime is 121033434113. The reversal of 121033434104 is 401434330121.

It is a happy number.

121033434104 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 15 ways as a sum of consecutive naturals, for example, 24016817 + ... + 24021855.

It is an arithmetic number, because the mean of its divisors is an integer number (3923073000).

Almost surely, 2^121033434104 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 121033434104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125538336000).

121033434104 is an abundant number, since it is smaller than the sum of its proper divisors (130043237896).

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

121033434104 is a wasteful number, since it uses less digits than its factorization.

121033434104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8868 (or 8864 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 121033434104 its reverse (401434330121), we get a palindrome (522467764225).

The spelling of 121033434104 in words is "one hundred twenty-one billion, thirty-three million, four hundred thirty-four thousand, one hundred four".