121233310312 has 32 divisors (see below), whose sum is σ = 227685427200. Its totient is φ = 60517288000.

The previous prime is 121233310267. The next prime is 121233310361. The reversal of 121233310312 is 213013332121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13723737 + ... + 13732567.

It is an arithmetic number, because the mean of its divisors is an integer number (7115169600).

Almost surely, 2^121233310312 is an apocalyptic number.

It is an amenable number.

121233310312 is a deficient number, since it is larger than the sum of its proper divisors (106452116888).

121233310312 is a wasteful number, since it uses less digits than its factorization.

121233310312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11457 (or 11453 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 121233310312 its reverse (213013332121), we get a palindrome (334246642433).

The spelling of 121233310312 in words is "one hundred twenty-one billion, two hundred thirty-three million, three hundred ten thousand, three hundred twelve".