100311131329 has 2 divisors, whose sum is σ = 100311131330. Its totient is φ = 100311131328.

The previous prime is 100311131303. The next prime is 100311131429. The reversal of 100311131329 is 923131113001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97938954304 + 2372177025 = 312952^2 + 48705^2 .

It is a cyclic number.

It is not a de Polignac number, because 100311131329 - 2⁹ = 100311130817 is a prime.

It is not a weakly prime, because it can be changed into another prime (100311131429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50155565664 + 50155565665.

It is an arithmetic number, because the mean of its divisors is an integer number (50155565665).

Almost surely, 2^100311131329 is an apocalyptic number.

It is an amenable number.

100311131329 is a deficient number, since it is larger than the sum of its proper divisors (1).

100311131329 is an equidigital number, since it uses as much as digits as its factorization.

100311131329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 25.

The spelling of 100311131329 in words is "one hundred billion, three hundred eleven million, one hundred thirty-one thousand, three hundred twenty-nine".