2303222312403 has 24 divisors (see below), whose sum is σ = 3476430974016. Its totient is φ = 1523760287400.

The previous prime is 2303222312317. The next prime is 2303222312407. The reversal of 2303222312403 is 3042132223032.

2303222312403 is a `hidden beast` number, since 2 + 3 + 0 + 3 + 22 + 231 + 2 + 403 = 666.

It is not a de Polignac number, because 2303222312403 - 2¹⁶ = 2303222246867 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 (2303222312407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36144813 + ... + 36208478.

It is an arithmetic number, because the mean of its divisors is an integer number (144851290584).

Almost surely, 2^{2303222312403} is an apocalyptic number.

2303222312403 is a deficient number, since it is larger than the sum of its proper divisors (1173208661613).

2303222312403 is an equidigital number, since it uses as much as digits as its factorization.

2303222312403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72353437 (or 72353425 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 2303222312403 its reverse (3042132223032), we get a palindrome (5345354535435).

The spelling of 2303222312403 in words is "two trillion, three hundred three billion, two hundred twenty-two million, three hundred twelve thousand, four hundred three".