121232200302012 has 24 divisors (see below), whose sum is σ = 282875709787216. Its totient is φ = 40410651184128.

The previous prime is 121232200301999. The next prime is 121232200302019. The reversal of 121232200302012 is 210203002232121.

It is a super-2 number, since 2×121232200302012² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121232200302012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121232200302019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3985573 + ... + 16073244.

Almost surely, 2^{121232200302012} is an apocalyptic number.

121232200302012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121232200302012 is an abundant number, since it is smaller than the sum of its proper divisors (161643509485204).

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

121232200302012 is a wasteful number, since it uses less digits than its factorization.

121232200302012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20562477 (or 20562475 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 121232200302012 its reverse (210203002232121), we get a palindrome (331435202534133).

The spelling of 121232200302012 in words is "one hundred twenty-one trillion, two hundred thirty-two billion, two hundred million, three hundred two thousand, twelve".