20012320141023 has 16 divisors (see below), whose sum is σ = 31011827823360. Its totient is φ = 11241787584576.

The previous prime is 20012320140907. The next prime is 20012320141043. The reversal of 20012320141023 is 32014102321002.

It is not a de Polignac number, because 20012320141023 - 2¹² = 20012320136927 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012320141043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8075995590 + ... + 8075998067.

It is an arithmetic number, because the mean of its divisors is an integer number (1938239238960).

Almost surely, 2^{20012320141023} is an apocalyptic number.

20012320141023 is a deficient number, since it is larger than the sum of its proper divisors (10999507682337).

20012320141023 is a wasteful number, since it uses less digits than its factorization.

20012320141023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16151993726.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20012320141023 its reverse (32014102321002), we get a palindrome (52026422462025).

The spelling of 20012320141023 in words is "twenty trillion, twelve billion, three hundred twenty million, one hundred forty-one thousand, twenty-three".