131203551552001 has 2 divisors, whose sum is σ = 131203551552002. Its totient is φ = 131203551552000.

The previous prime is 131203551551987. The next prime is 131203551552011. The reversal of 131203551552001 is 100255155302131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124874925815025 + 6328625736976 = 11174745^2 + 2515676^2 .

It is a cyclic number.

It is not a de Polignac number, because 131203551552001 - 2¹³ = 131203551543809 is a prime.

It is not a weakly prime, because it can be changed into another prime (131203551552011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65601775776000 + 65601775776001.

It is an arithmetic number, because the mean of its divisors is an integer number (65601775776001).

Almost surely, 2^{131203551552001} is an apocalyptic number.

It is an amenable number.

131203551552001 is a deficient number, since it is larger than the sum of its proper divisors (1).

131203551552001 is an equidigital number, since it uses as much as digits as its factorization.

131203551552001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 131203551552001 in words is "one hundred thirty-one trillion, two hundred three billion, five hundred fifty-one million, five hundred fifty-two thousand, one".