201041123321 has 4 divisors (see below), whose sum is σ = 202920012432. Its totient is φ = 199162234212.

The previous prime is 201041123281. The next prime is 201041123329. The reversal of 201041123321 is 123321140102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201041123321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201041123293 and 201041123302.

It is not an unprimeable number, because it can be changed into a prime (201041123329) 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, 939444395 + ... + 939444608.

It is an arithmetic number, because the mean of its divisors is an integer number (50730003108).

Almost surely, 2^201041123321 is an apocalyptic number.

It is an amenable number.

201041123321 is a deficient number, since it is larger than the sum of its proper divisors (1878889111).

201041123321 is a wasteful number, since it uses less digits than its factorization.

201041123321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878889110.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 201041123321 its reverse (123321140102), we get a palindrome (324362263423).

The spelling of 201041123321 in words is "two hundred one billion, forty-one million, one hundred twenty-three thousand, three hundred twenty-one".