1202003201323 has 4 divisors (see below), whose sum is σ = 1216485167688. Its totient is φ = 1187521234960.

The previous prime is 1202003201297. The next prime is 1202003201387. The reversal of 1202003201323 is 3231023002021.

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

It is a cyclic number.

It is not a de Polignac number, because 1202003201323 - 2¹⁷ = 1202003070251 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 1202003201323.

It is not an unprimeable number, because it can be changed into a prime (1202003201023) 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, 7240983058 + ... + 7240983223.

It is an arithmetic number, because the mean of its divisors is an integer number (304121291922).

Almost surely, 2^{1202003201323} is an apocalyptic number.

1202003201323 is a deficient number, since it is larger than the sum of its proper divisors (14481966365).

1202003201323 is an equidigital number, since it uses as much as digits as its factorization.

1202003201323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14481966364.

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

Adding to 1202003201323 its reverse (3231023002021), we get a palindrome (4433026203344).

The spelling of 1202003201323 in words is "one trillion, two hundred two billion, three million, two hundred one thousand, three hundred twenty-three".