121232853477300 has 72 divisors (see below), whose sum is σ = 359322350147712. Its totient is φ = 31540254560000.

The previous prime is 121232853477299. The next prime is 121232853477311. The reversal of 121232853477300 is 3774358232121.

It is a self number, because there is not a number n which added to its sum of digits gives 121232853477300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4928152476 + ... + 4928177075.

It is an arithmetic number, because the mean of its divisors is an integer number (4990588196496).

Almost surely, 2^{121232853477300} is an apocalyptic number.

121232853477300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121232853477300 is an abundant number, since it is smaller than the sum of its proper divisors (238089496670412).

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

121232853477300 is a wasteful number, since it uses less digits than its factorization.

121232853477300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9856329609 (or 9856329602 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 121232853477300 in words is "one hundred twenty-one trillion, two hundred thirty-two billion, eight hundred fifty-three million, four hundred seventy-seven thousand, three hundred".