121032321234 has 16 divisors (see below), whose sum is σ = 264070519200. Its totient is φ = 36676460960.

The previous prime is 121032321227. The next prime is 121032321239. The reversal of 121032321234 is 432123230121.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (121032321239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916911459 + ... + 916911590.

It is an arithmetic number, because the mean of its divisors is an integer number (16504407450).

Almost surely, 2^121032321234 is an apocalyptic number.

121032321234 is an abundant number, since it is smaller than the sum of its proper divisors (143038197966).

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

121032321234 is a wasteful number, since it uses less digits than its factorization.

121032321234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833823065.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 121032321234 its reverse (432123230121), we get a palindrome (553155551355).

The spelling of 121032321234 in words is "one hundred twenty-one billion, thirty-two million, three hundred twenty-one thousand, two hundred thirty-four".