2303123355 has 64 divisors (see below), whose sum is σ = 4470049920. Its totient is φ = 1118251008.

The previous prime is 2303123341. The next prime is 2303123357. The reversal of 2303123355 is 5533213032.

2303123355 is a `hidden beast` number, since 2 + 303 + 1 + 2 + 3 + 355 = 666.

It is not a de Polignac number, because 2303123355 - 2⁷ = 2303123227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2303123357) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 119127 + ... + 137103.

It is an arithmetic number, because the mean of its divisors is an integer number (69844530).

Almost surely, 2^2303123355 is an apocalyptic number.

2303123355 is a deficient number, since it is larger than the sum of its proper divisors (2166926565).

2303123355 is a wasteful number, since it uses less digits than its factorization.

2303123355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18077 (or 18071 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 2303123355 is about 47990.8674124567. The cubic root of 2303123355 is about 1320.6033656913.

Adding to 2303123355 its reverse (5533213032), we get a palindrome (7836336387).

The spelling of 2303123355 in words is "two billion, three hundred three million, one hundred twenty-three thousand, three hundred fifty-five".