121023210232 has 8 divisors (see below), whose sum is σ = 226918519200. Its totient is φ = 60511605112.

The previous prime is 121023210199. The next prime is 121023210251. The reversal of 121023210232 is 232012320121.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7563950632 + ... + 7563950647.

It is an arithmetic number, because the mean of its divisors is an integer number (28364814900).

Almost surely, 2^121023210232 is an apocalyptic number.

It is an amenable number.

121023210232 is a deficient number, since it is larger than the sum of its proper divisors (105895308968).

121023210232 is a wasteful number, since it uses less digits than its factorization.

121023210232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15127901285 (or 15127901281 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 121023210232 its reverse (232012320121), we get a palindrome (353035530353).

The spelling of 121023210232 in words is "one hundred twenty-one billion, twenty-three million, two hundred ten thousand, two hundred thirty-two".