1012331112211 has 2 divisors, whose sum is σ = 1012331112212. Its totient is φ = 1012331112210.

The previous prime is 1012331112197. The next prime is 1012331112229. The reversal of 1012331112211 is 1122111332101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012331112211 - 2⁵ = 1012331112179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012331112811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506165556105 + 506165556106.

It is an arithmetic number, because the mean of its divisors is an integer number (506165556106).

Almost surely, 2^{1012331112211} is an apocalyptic number.

1012331112211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012331112211 is an equidigital number, since it uses as much as digits as its factorization.

1012331112211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1012331112211 its reverse (1122111332101), we get a palindrome (2134442444312).

The spelling of 1012331112211 in words is "one trillion, twelve billion, three hundred thirty-one million, one hundred twelve thousand, two hundred eleven".