121040343232 has 14 divisors (see below), whose sum is σ = 240189431228. Its totient is φ = 60520171584.

The previous prime is 121040343211. The next prime is 121040343241. The reversal of 121040343232 is 232343040121.

It is a junction number, because it is equal to n+sod(n) for n = 121040343197 and 121040343206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 945627618 + ... + 945627745.

Almost surely, 2^121040343232 is an apocalyptic number.

It is an amenable number.

121040343232 is a deficient number, since it is larger than the sum of its proper divisors (119149087996).

121040343232 is an equidigital number, since it uses as much as digits as its factorization.

121040343232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891255375 (or 1891255365 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 121040343232 its reverse (232343040121), we get a palindrome (353383383353).

The spelling of 121040343232 in words is "one hundred twenty-one billion, forty million, three hundred forty-three thousand, two hundred thirty-two".