121333452402 has 32 divisors (see below), whose sum is σ = 259828430400. Its totient is φ = 37637692928.

The previous prime is 121333452391. The next prime is 121333452403. The reversal of 121333452402 is 204254333121.

121333452402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 121333452402.

It is not an unprimeable number, because it can be changed into a prime (121333452403) 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, 6673752 + ... + 6691907.

It is an arithmetic number, because the mean of its divisors is an integer number (8119638450).

Almost surely, 2^121333452402 is an apocalyptic number.

121333452402 is an abundant number, since it is smaller than the sum of its proper divisors (138494977998).

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

121333452402 is a wasteful number, since it uses less digits than its factorization.

121333452402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13365770.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 121333452402 its reverse (204254333121), we get a palindrome (325587785523).

The spelling of 121333452402 in words is "one hundred twenty-one billion, three hundred thirty-three million, four hundred fifty-two thousand, four hundred two".