121232401222 has 8 divisors (see below), whose sum is σ = 182046481200. Its totient is φ = 60550240824.

The previous prime is 121232401219. The next prime is 121232401259. The reversal of 121232401222 is 222104232121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 121232401193 and 121232401202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32977597 + ... + 32981272.

It is an arithmetic number, because the mean of its divisors is an integer number (22755810150).

Almost surely, 2^121232401222 is an apocalyptic number.

121232401222 is a deficient number, since it is larger than the sum of its proper divisors (60814079978).

121232401222 is an equidigital number, since it uses as much as digits as its factorization.

121232401222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65959790.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 121232401222 its reverse (222104232121), we get a palindrome (343336633343).

The spelling of 121232401222 in words is "one hundred twenty-one billion, two hundred thirty-two million, four hundred one thousand, two hundred twenty-two".