1923203210002 has 4 divisors (see below), whose sum is σ = 2884804815006. Its totient is φ = 961601605000.

The previous prime is 1923203209997. The next prime is 1923203210011. The reversal of 1923203210002 is 2000123023291.

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

It can be written as a sum of positive squares in only one way, i.e., 1401758913681 + 521444296321 = 1183959^2 + 722111^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480800802499 + ... + 480800802502.

Almost surely, 2^{1923203210002} is an apocalyptic number.

1923203210002 is a deficient number, since it is larger than the sum of its proper divisors (961601605004).

1923203210002 is an equidigital number, since it uses as much as digits as its factorization.

1923203210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961601605003.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 1923203210002 its reverse (2000123023291), we get a palindrome (3923326233293).

The spelling of 1923203210002 in words is "one trillion, nine hundred twenty-three billion, two hundred three million, two hundred ten thousand, two".