20123312303302 has 32 divisors (see below), whose sum is σ = 32975285327712. Its totient is φ = 9154033461504.

The previous prime is 20123312303291. The next prime is 20123312303357. The reversal of 20123312303302 is 20330321332102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1006473 + ... + 6423364.

It is an arithmetic number, because the mean of its divisors is an integer number (1030477666491).

Almost surely, 2^{20123312303302} is an apocalyptic number.

20123312303302 is a deficient number, since it is larger than the sum of its proper divisors (12851973024410).

20123312303302 is a wasteful number, since it uses less digits than its factorization.

20123312303302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7431352.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20123312303302 its reverse (20330321332102), we get a palindrome (40453633635404).

The spelling of 20123312303302 in words is "twenty trillion, one hundred twenty-three billion, three hundred twelve million, three hundred three thousand, three hundred two".