1023001202323 has 4 divisors (see below), whose sum is σ = 1023003271800. Its totient is φ = 1022999132848.

The previous prime is 1023001202303. The next prime is 1023001202339. The reversal of 1023001202323 is 3232021003201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023001202323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1023001202323.

It is not an unprimeable number, because it can be changed into a prime (1023001202303) 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, 189828 + ... + 1442926.

It is an arithmetic number, because the mean of its divisors is an integer number (255750817950).

Almost surely, 2^{1023001202323} is an apocalyptic number.

1023001202323 is a deficient number, since it is larger than the sum of its proper divisors (2069477).

1023001202323 is an equidigital number, since it uses as much as digits as its factorization.

1023001202323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069476.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1023001202323 its reverse (3232021003201), we get a palindrome (4255022205524).

The spelling of 1023001202323 in words is "one trillion, twenty-three billion, one million, two hundred two thousand, three hundred twenty-three".