121233013224 has 32 divisors (see below), whose sum is σ = 303586866240. Its totient is φ = 40343760000.

The previous prime is 121233013183. The next prime is 121233013247. The reversal of 121233013224 is 422310332121.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 121233013194 and 121233013203.

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 in 7 ways as a sum of consecutive naturals, for example, 4188052 + ... + 4216899.

It is an arithmetic number, because the mean of its divisors is an integer number (9487089570).

Almost surely, 2^121233013224 is an apocalyptic number.

It is an amenable number.

121233013224 is an abundant number, since it is smaller than the sum of its proper divisors (182353853016).

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

121233013224 is a wasteful number, since it uses less digits than its factorization.

121233013224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8405561 (or 8405557 counting only the distinct ones).

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

Adding to 121233013224 its reverse (422310332121), we get a palindrome (543543345345).

The spelling of 121233013224 in words is "one hundred twenty-one billion, two hundred thirty-three million, thirteen thousand, two hundred twenty-four".