1012231130111 has 2 divisors, whose sum is σ = 1012231130112. Its totient is φ = 1012231130110.

The previous prime is 1012231130081. The next prime is 1012231130143. The reversal of 1012231130111 is 1110311322101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012231130111 - 2³⁴ = 995051260927 is a prime.

It is a super-2 number, since 2×1012231130111² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1012231130111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012231130411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506115565055 + 506115565056.

It is an arithmetic number, because the mean of its divisors is an integer number (506115565056).

Almost surely, 2^{1012231130111} is an apocalyptic number.

1012231130111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012231130111 is an equidigital number, since it uses as much as digits as its factorization.

1012231130111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1012231130111 its reverse (1110311322101), we get a palindrome (2122542452212).

The spelling of 1012231130111 in words is "one trillion, twelve billion, two hundred thirty-one million, one hundred thirty thousand, one hundred eleven".