1323022203428 has 12 divisors (see below), whose sum is σ = 2315356874880. Its totient is φ = 661491667752.

The previous prime is 1323022203427. The next prime is 1323022203467. The reversal of 1323022203428 is 8243022203231.

It is a junction number, because it is equal to n+sod(n) for n = 1323022203394 and 1323022203403.

It is not an unprimeable number, because it can be changed into a prime (1323022203427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4704776 + ... + 4978047.

It is an arithmetic number, because the mean of its divisors is an integer number (192946406240).

Almost surely, 2^{1323022203428} is an apocalyptic number.

It is an amenable number.

1323022203428 is a deficient number, since it is larger than the sum of its proper divisors (992334671452).

1323022203428 is a wasteful number, since it uses less digits than its factorization.

1323022203428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9716986 (or 9716984 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 1323022203428 its reverse (8243022203231), we get a palindrome (9566044406659).

The spelling of 1323022203428 in words is "one trillion, three hundred twenty-three billion, twenty-two million, two hundred three thousand, four hundred twenty-eight".