20123322300102 has 16 divisors (see below), whose sum is σ = 45996165257472. Its totient is φ = 5749520657160.

The previous prime is 20123322300047. The next prime is 20123322300127. The reversal of 20123322300102 is 20100322332102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 239563360674 + ... + 239563360757.

It is an arithmetic number, because the mean of its divisors is an integer number (2874760328592).

Almost surely, 2^{20123322300102} is an apocalyptic number.

20123322300102 is an abundant number, since it is smaller than the sum of its proper divisors (25872842957370).

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

20123322300102 is a wasteful number, since it uses less digits than its factorization.

20123322300102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479126721443.

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

Adding to 20123322300102 its reverse (20100322332102), we get a palindrome (40223644632204).

The spelling of 20123322300102 in words is "twenty trillion, one hundred twenty-three billion, three hundred twenty-two million, three hundred thousand, one hundred two".