201203301123 has 12 divisors (see below), whose sum is σ = 317047626168. Its totient is φ = 121941394560.

The previous prime is 201203301059. The next prime is 201203301157. The reversal of 201203301123 is 321103302102.

201203301123 is a `hidden beast` number, since 201 + 20 + 330 + 112 + 3 = 666.

It is not a de Polignac number, because 201203301123 - 2⁶ = 201203301059 is a prime.

It is a super-2 number, since 2×201203301123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201203301096 and 201203301105.

It is not an unprimeable number, because it can be changed into a prime (201203301163) 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, 1016178190 + ... + 1016178387.

It is an arithmetic number, because the mean of its divisors is an integer number (26420635514).

Almost surely, 2^201203301123 is an apocalyptic number.

201203301123 is a deficient number, since it is larger than the sum of its proper divisors (115844325045).

201203301123 is a wasteful number, since it uses less digits than its factorization.

201203301123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032356594 (or 2032356591 counting only the distinct ones).

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

Adding to 201203301123 its reverse (321103302102), we get a palindrome (522306603225).

The spelling of 201203301123 in words is "two hundred one billion, two hundred three million, three hundred one thousand, one hundred twenty-three".