131020553033 has 2 divisors, whose sum is σ = 131020553034. Its totient is φ = 131020553032.

The previous prime is 131020553023. The next prime is 131020553051. The reversal of 131020553033 is 330355020131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122802586624 + 8217966409 = 350432^2 + 90653^2 .

It is a cyclic number.

It is not a de Polignac number, because 131020553033 - 2⁶ = 131020552969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131020552993 and 131020553011.

It is not a weakly prime, because it can be changed into another prime (131020553003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65510276516 + 65510276517.

It is an arithmetic number, because the mean of its divisors is an integer number (65510276517).

Almost surely, 2^131020553033 is an apocalyptic number.

It is an amenable number.

131020553033 is a deficient number, since it is larger than the sum of its proper divisors (1).

131020553033 is an equidigital number, since it uses as much as digits as its factorization.

131020553033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 26.

Adding to 131020553033 its reverse (330355020131), we get a palindrome (461375573164).

The spelling of 131020553033 in words is "one hundred thirty-one billion, twenty million, five hundred fifty-three thousand, thirty-three".