121001302230312 has 32 divisors (see below), whose sum is σ = 345718006372800. Its totient is φ = 34571800637184.

The previous prime is 121001302230253. The next prime is 121001302230323. The reversal of 121001302230312 is 213032203100121.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 360122923137 + ... + 360122923472.

It is an arithmetic number, because the mean of its divisors is an integer number (10803687699150).

Almost surely, 2^{121001302230312} is an apocalyptic number.

121001302230312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121001302230312 is an abundant number, since it is smaller than the sum of its proper divisors (224716704142488).

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

121001302230312 is a wasteful number, since it uses less digits than its factorization.

121001302230312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720245846625 (or 720245846621 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121001302230312 its reverse (213032203100121), we get a palindrome (334033505330433).

The spelling of 121001302230312 in words is "one hundred twenty-one trillion, one billion, three hundred two million, two hundred thirty thousand, three hundred twelve".