201233120745 has 8 divisors (see below), whose sum is σ = 321972993216. Its totient is φ = 107324331056.

The previous prime is 201233120729. The next prime is 201233120761. The reversal of 201233120745 is 547021332102.

It is an interprime number because it is at equal distance from previous prime (201233120729) and next prime (201233120761).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201233120745 - 2⁴ = 201233120729 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6707770677 + ... + 6707770706.

It is an arithmetic number, because the mean of its divisors is an integer number (40246624152).

Almost surely, 2^201233120745 is an apocalyptic number.

It is an amenable number.

201233120745 is a deficient number, since it is larger than the sum of its proper divisors (120739872471).

201233120745 is a wasteful number, since it uses less digits than its factorization.

201233120745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13415541391.

The product of its (nonzero) digits is 10080, while the sum is 30.

Adding to 201233120745 its reverse (547021332102), we get a palindrome (748254452847).

The spelling of 201233120745 in words is "two hundred one billion, two hundred thirty-three million, one hundred twenty thousand, seven hundred forty-five".