201122123301 has 12 divisors (see below), whose sum is σ = 316919709600. Its totient is φ = 121892195880.

The previous prime is 201122123249. The next prime is 201122123333. The reversal of 201122123301 is 103321221102.

201122123301 is a `hidden beast` number, since 201 + 122 + 12 + 330 + 1 = 666.

It is not a de Polignac number, because 201122123301 - 2¹⁷ = 201121992229 is a prime.

It is a super-2 number, since 2×201122123301² (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 (201122123351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1015768201 + ... + 1015768398.

It is an arithmetic number, because the mean of its divisors is an integer number (26409975800).

Almost surely, 2^201122123301 is an apocalyptic number.

It is an amenable number.

201122123301 is a deficient number, since it is larger than the sum of its proper divisors (115797586299).

201122123301 is a wasteful number, since it uses less digits than its factorization.

201122123301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031536616 (or 2031536613 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201122123301 its reverse (103321221102), we get a palindrome (304443344403).

It can be divided in two parts, 201122 and 123301, that added together give a palindrome (324423).

The spelling of 201122123301 in words is "two hundred one billion, one hundred twenty-two million, one hundred twenty-three thousand, three hundred one".