201123123022 has 8 divisors (see below), whose sum is σ = 301735092456. Its totient is φ = 100544758872.

The previous prime is 201123123017. The next prime is 201123123023. The reversal of 201123123022 is 220321321102.

201123123022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×201123123022² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201123123023) 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, 8386353 + ... + 8410300.

It is an arithmetic number, because the mean of its divisors is an integer number (37716886557).

Almost surely, 2^201123123022 is an apocalyptic number.

201123123022 is a deficient number, since it is larger than the sum of its proper divisors (100611969434).

201123123022 is a wasteful number, since it uses less digits than its factorization.

201123123022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16802642.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 201123123022 its reverse (220321321102), we get a palindrome (421444444124).

The spelling of 201123123022 in words is "two hundred one billion, one hundred twenty-three million, one hundred twenty-three thousand, twenty-two".