1011030311231 has 2 divisors, whose sum is σ = 1011030311232. Its totient is φ = 1011030311230.

The previous prime is 1011030311177. The next prime is 1011030311257. The reversal of 1011030311231 is 1321130301101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011030311231 - 2⁶ = 1011030311167 is a prime.

It is a super-2 number, since 2×1011030311231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011030301231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505515155615 + 505515155616.

It is an arithmetic number, because the mean of its divisors is an integer number (505515155616).

Almost surely, 2^{1011030311231} is an apocalyptic number.

1011030311231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011030311231 is an equidigital number, since it uses as much as digits as its factorization.

1011030311231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1011030311231 its reverse (1321130301101), we get a palindrome (2332160612332).

The spelling of 1011030311231 in words is "one trillion, eleven billion, thirty million, three hundred eleven thousand, two hundred thirty-one".