121340330012 has 24 divisors (see below), whose sum is σ = 231726604032. Its totient is φ = 55136390000.

The previous prime is 121340330009. The next prime is 121340330093. The reversal of 121340330012 is 210033043121.

It is a congruent number.

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, 323114 + ... + 589137.

It is an arithmetic number, because the mean of its divisors is an integer number (9655275168).

Almost surely, 2^121340330012 is an apocalyptic number.

It is an amenable number.

121340330012 is a deficient number, since it is larger than the sum of its proper divisors (110386274020).

121340330012 is a wasteful number, since it uses less digits than its factorization.

121340330012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915289 (or 915287 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 121340330012 its reverse (210033043121), we get a palindrome (331373373133).

The spelling of 121340330012 in words is "one hundred twenty-one billion, three hundred forty million, three hundred thirty thousand, twelve".