121113323103321 has 12 divisors (see below), whose sum is σ = 174942009176740. Its totient is φ = 80741965030560.

The previous prime is 121113323103317. The next prime is 121113323103323. The reversal of 121113323103321 is 123301323311121.

121113323103321 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 1 + 3 + 323 + 1 + 0 + 332 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 117871843334400 + 3241479768921 = 10856880^2 + 1800411^2 .

It is not a de Polignac number, because 121113323103321 - 2² = 121113323103317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121113323103323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17776606 + ... + 23626983.

Almost surely, 2^{121113323103321} is an apocalyptic number.

It is an amenable number.

121113323103321 is a deficient number, since it is larger than the sum of its proper divisors (53828686073419).

121113323103321 is a wasteful number, since it uses less digits than its factorization.

121113323103321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41728616 (or 41728613 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 121113323103321 its reverse (123301323311121), we get a palindrome (244414646414442).

The spelling of 121113323103321 in words is "one hundred twenty-one trillion, one hundred thirteen billion, three hundred twenty-three million, one hundred three thousand, three hundred twenty-one".