1011110000321 has 2 divisors, whose sum is σ = 1011110000322. Its totient is φ = 1011110000320.

The previous prime is 1011110000309. The next prime is 1011110000363. The reversal of 1011110000321 is 1230000111101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1001790801025 + 9319199296 = 1000895^2 + 96536^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011110000321 - 2¹⁰ = 1011109999297 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011110000821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505555000160 + 505555000161.

It is an arithmetic number, because the mean of its divisors is an integer number (505555000161).

Almost surely, 2^{1011110000321} is an apocalyptic number.

It is an amenable number.

1011110000321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011110000321 is an equidigital number, since it uses as much as digits as its factorization.

1011110000321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1011110000321 its reverse (1230000111101), we get a palindrome (2241110111422).

The spelling of 1011110000321 in words is "one trillion, eleven billion, one hundred ten million, three hundred twenty-one", and thus it is an aban number.