121299267316 has 24 divisors (see below), whose sum is σ = 223472406080. Its totient is φ = 57450762432.

The previous prime is 121299267293. The next prime is 121299267317. The reversal of 121299267316 is 613762992121.

It is a self number, because there is not a number n which added to its sum of digits gives 121299267316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121299267317) 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, 585616 + ... + 765208.

Almost surely, 2^121299267316 is an apocalyptic number.

It is an amenable number.

121299267316 is a deficient number, since it is larger than the sum of its proper divisors (102173138764).

121299267316 is a wasteful number, since it uses less digits than its factorization.

121299267316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188503 (or 188501 counting only the distinct ones).

The product of its digits is 489888, while the sum is 49.

The spelling of 121299267316 in words is "one hundred twenty-one billion, two hundred ninety-nine million, two hundred sixty-seven thousand, three hundred sixteen".