201123112220133 has 8 divisors (see below), whose sum is σ = 268168686790368. Its totient is φ = 134079806231664.

The previous prime is 201123112220081. The next prime is 201123112220179. The reversal of 201123112220133 is 331022211321102.

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

It is a de Polignac number, because none of the positive numbers 2^k-201123112220133 is a prime.

It is a super-2 number, since 2×201123112220133² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201123112220633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566938566 + ... + 567293207.

It is an arithmetic number, because the mean of its divisors is an integer number (33521085848796).

Almost surely, 2^{201123112220133} is an apocalyptic number.

It is an amenable number.

201123112220133 is a deficient number, since it is larger than the sum of its proper divisors (67045574570235).

201123112220133 is a wasteful number, since it uses less digits than its factorization.

201123112220133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134290883.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 201123112220133 its reverse (331022211321102), we get a palindrome (532145323541235).

The spelling of 201123112220133 in words is "two hundred one trillion, one hundred twenty-three billion, one hundred twelve million, two hundred twenty thousand, one hundred thirty-three".