20531614122323 has 2 divisors, whose sum is σ = 20531614122324. Its totient is φ = 20531614122322.

The previous prime is 20531614122277. The next prime is 20531614122337. The reversal of 20531614122323 is 32322141613502.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20531614122323 - 2²⁰ = 20531613073747 is a prime.

It is not a weakly prime, because it can be changed into another prime (20531614122353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10265807061161 + 10265807061162.

It is an arithmetic number, because the mean of its divisors is an integer number (10265807061162).

Almost surely, 2^{20531614122323} is an apocalyptic number.

20531614122323 is a deficient number, since it is larger than the sum of its proper divisors (1).

20531614122323 is an equidigital number, since it uses as much as digits as its factorization.

20531614122323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 20531614122323 its reverse (32322141613502), we get a palindrome (52853755735825).

The spelling of 20531614122323 in words is "twenty trillion, five hundred thirty-one billion, six hundred fourteen million, one hundred twenty-two thousand, three hundred twenty-three".