131020322223223 has 2 divisors, whose sum is σ = 131020322223224. Its totient is φ = 131020322223222.

The previous prime is 131020322223209. The next prime is 131020322223239. The reversal of 131020322223223 is 322322223020131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131020322223223 - 2²¹ = 131020320126071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131020322223191 and 131020322223200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131020322223823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65510161111611 + 65510161111612.

It is an arithmetic number, because the mean of its divisors is an integer number (65510161111612).

Almost surely, 2^{131020322223223} is an apocalyptic number.

131020322223223 is a deficient number, since it is larger than the sum of its proper divisors (1).

131020322223223 is an equidigital number, since it uses as much as digits as its factorization.

131020322223223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 131020322223223 its reverse (322322223020131), we get a palindrome (453342545243354).

The spelling of 131020322223223 in words is "one hundred thirty-one trillion, twenty billion, three hundred twenty-two million, two hundred twenty-three thousand, two hundred twenty-three".