201123133210 has 8 divisors (see below), whose sum is σ = 362021639796. Its totient is φ = 80449253280.

The previous prime is 201123133201. The next prime is 201123133243. The reversal of 201123133210 is 12331321102.

It can be written as a sum of positive squares in 2 ways, for example, as 192864140569 + 8258992641 = 439163^2 + 90879^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10056156651 + ... + 10056156670.

Almost surely, 2^201123133210 is an apocalyptic number.

201123133210 is a deficient number, since it is larger than the sum of its proper divisors (160898506586).

201123133210 is a wasteful number, since it uses less digits than its factorization.

201123133210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20112313328.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201123133210 its reverse (12331321102), we get a palindrome (213454454312).

The spelling of 201123133210 in words is "two hundred one billion, one hundred twenty-three million, one hundred thirty-three thousand, two hundred ten".