20061272323 has 4 divisors (see below), whose sum is σ = 20149648200. Its totient is φ = 19972896448.

The previous prime is 20061272321. The next prime is 20061272347. The reversal of 20061272323 is 32327216002.

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

It is a cyclic number.

It is not a de Polignac number, because 20061272323 - 2¹ = 20061272321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20061272291 and 20061272300.

It is not an unprimeable number, because it can be changed into a prime (20061272321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44187598 + ... + 44188051.

It is an arithmetic number, because the mean of its divisors is an integer number (5037412050).

Almost surely, 2^20061272323 is an apocalyptic number.

20061272323 is a deficient number, since it is larger than the sum of its proper divisors (88375877).

20061272323 is an equidigital number, since it uses as much as digits as its factorization.

20061272323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88375876.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 20061272323 its reverse (32327216002), we get a palindrome (52388488325).

The spelling of 20061272323 in words is "twenty billion, sixty-one million, two hundred seventy-two thousand, three hundred twenty-three".