2123123232303 has 16 divisors (see below), whose sum is σ = 3148587204960. Its totient is φ = 1413966734208.

The previous prime is 2123123232301. The next prime is 2123123232353. The reversal of 2123123232303 is 3032323213212.

2123123232303 is a `hidden beast` number, since 2 + 1 + 2 + 3 + 123 + 232 + 303 = 666.

It is not a de Polignac number, because 2123123232303 - 2¹ = 2123123232301 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123123232301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40216300 + ... + 40269057.

It is an arithmetic number, because the mean of its divisors is an integer number (196786700310).

Almost surely, 2^{2123123232303} is an apocalyptic number.

2123123232303 is a deficient number, since it is larger than the sum of its proper divisors (1025463972657).

2123123232303 is an equidigital number, since it uses as much as digits as its factorization.

2123123232303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80486343 (or 80486337 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 2123123232303 its reverse (3032323213212), we get a palindrome (5155446445515).

The spelling of 2123123232303 in words is "two trillion, one hundred twenty-three billion, one hundred twenty-three million, two hundred thirty-two thousand, three hundred three".