121001323336 has 16 divisors (see below), whose sum is σ = 227443266540. Its totient is φ = 60349785600.

The previous prime is 121001323297. The next prime is 121001323337. The reversal of 121001323336 is 633323100121.

It can be written as a sum of positive squares in 2 ways, for example, as 71625816900 + 49375506436 = 267630^2 + 222206^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121001323336.

It is not an unprimeable number, because it can be changed into a prime (121001323337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18856101 + ... + 18862516.

Almost surely, 2^121001323336 is an apocalyptic number.

It is an amenable number.

121001323336 is a deficient number, since it is larger than the sum of its proper divisors (106441943204).

121001323336 is a wasteful number, since it uses less digits than its factorization.

121001323336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37719024 (or 37719020 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 121001323336 its reverse (633323100121), we get a palindrome (754324423457).

The spelling of 121001323336 in words is "one hundred twenty-one billion, one million, three hundred twenty-three thousand, three hundred thirty-six".