201100131000973 has 2 divisors, whose sum is σ = 201100131000974. Its totient is φ = 201100131000972.

The previous prime is 201100131000953. The next prime is 201100131001039. The reversal of 201100131000973 is 379000131001102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192011515939684 + 9088615061289 = 13856822^2 + 3014733^2 .

It is a cyclic number.

It is not a de Polignac number, because 201100131000973 - 2²⁵ = 201100097446541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201100131000953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550065500486 + 100550065500487.

It is an arithmetic number, because the mean of its divisors is an integer number (100550065500487).

Almost surely, 2^{201100131000973} is an apocalyptic number.

It is an amenable number.

201100131000973 is a deficient number, since it is larger than the sum of its proper divisors (1).

201100131000973 is an equidigital number, since it uses as much as digits as its factorization.

201100131000973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 28.

The spelling of 201100131000973 in words is "two hundred one trillion, one hundred billion, one hundred thirty-one million, nine hundred seventy-three", and thus it is an aban number.