201302301123 has 36 divisors (see below), whose sum is σ = 368991982008. Its totient is φ = 104572621440.

The previous prime is 201302301091. The next prime is 201302301157. The reversal of 201302301123 is 321103203102.

It is not a de Polignac number, because 201302301123 - 2⁵ = 201302301091 is a prime.

It is a super-2 number, since 2×201302301123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201302301096 and 201302301105.

It is not an unprimeable number, because it can be changed into a prime (201302301163) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20743686 + ... + 20753387.

It is an arithmetic number, because the mean of its divisors is an integer number (10249777278).

Almost surely, 2^201302301123 is an apocalyptic number.

201302301123 is a deficient number, since it is larger than the sum of its proper divisors (167689680885).

201302301123 is a wasteful number, since it uses less digits than its factorization.

201302301123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41497104 (or 41497094 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 201302301123 its reverse (321103203102), we get a palindrome (522405504225).

The spelling of 201302301123 in words is "two hundred one billion, three hundred two million, three hundred one thousand, one hundred twenty-three".