20123303212002 has 8 divisors (see below), whose sum is σ = 40246606424016. Its totient is φ = 6707767737332.

The previous prime is 20123303211989. The next prime is 20123303212037. The reversal of 20123303212002 is 20021230332102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

20123303212002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 20123303212002.

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 in 3 ways as a sum of consecutive naturals, for example, 1676941934328 + ... + 1676941934339.

It is an arithmetic number, because the mean of its divisors is an integer number (5030825803002).

Almost surely, 2^{20123303212002} is an apocalyptic number.

20123303212002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20123303212002 is a wasteful number, since it uses less digits than its factorization.

20123303212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353883868672.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20123303212002 its reverse (20021230332102), we get a palindrome (40144533544104).

The spelling of 20123303212002 in words is "twenty trillion, one hundred twenty-three billion, three hundred three million, two hundred twelve thousand, two".