1203401423323 has 64 divisors (see below), whose sum is σ = 1481383987200. Its totient is φ = 963349770240.

The previous prime is 1203401423321. The next prime is 1203401423327. The reversal of 1203401423323 is 3233241043021.

It is a happy number.

It is not a de Polignac number, because 1203401423323 - 2¹ = 1203401423321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1203401423291 and 1203401423300.

It is not an unprimeable number, because it can be changed into a prime (1203401423321) 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, 353212686 + ... + 353216092.

It is an arithmetic number, because the mean of its divisors is an integer number (23146624800).

Almost surely, 2^{1203401423323} is an apocalyptic number.

1203401423323 is a deficient number, since it is larger than the sum of its proper divisors (277982563877).

1203401423323 is a wasteful number, since it uses less digits than its factorization.

1203401423323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4660.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1203401423323 its reverse (3233241043021), we get a palindrome (4436642466344).

The spelling of 1203401423323 in words is "one trillion, two hundred three billion, four hundred one million, four hundred twenty-three thousand, three hundred twenty-three".