121453532334234 has 192 divisors, whose sum is σ = 305403669043200. Its totient is φ = 35993997179712.

The previous prime is 121453532334227. The next prime is 121453532334247. The reversal of 121453532334234 is 432433235354121.

121453532334234 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 53 + 5 + 32 + 334 + 234 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 121453532334234.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5861307 + ... + 16651185.

It is an arithmetic number, because the mean of its divisors is an integer number (1590644109600).

Almost surely, 2^{121453532334234} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121453532334234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152701834521600).

121453532334234 is an abundant number, since it is smaller than the sum of its proper divisors (183950136708966).

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

121453532334234 is a wasteful number, since it uses less digits than its factorization.

121453532334234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10789991 (or 10789979 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 45.

Adding to 121453532334234 its reverse (432433235354121), we get a palindrome (553886767688355).

The spelling of 121453532334234 in words is "one hundred twenty-one trillion, four hundred fifty-three billion, five hundred thirty-two million, three hundred thirty-four thousand, two hundred thirty-four".