1012323312111 has 8 divisors (see below), whose sum is σ = 1349784212400. Its totient is φ = 674872309952.

The previous prime is 1012323312107. The next prime is 1012323312157. The reversal of 1012323312111 is 1112133232101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012323312111 - 2² = 1012323312107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012323312181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2232510 + ... + 2647403.

It is an arithmetic number, because the mean of its divisors is an integer number (168723026550).

Almost surely, 2^{1012323312111} is an apocalyptic number.

1012323312111 is a deficient number, since it is larger than the sum of its proper divisors (337460900289).

1012323312111 is an equidigital number, since it uses as much as digits as its factorization.

1012323312111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4949065.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1012323312111 its reverse (1112133232101), we get a palindrome (2124456544212).

The spelling of 1012323312111 in words is "one trillion, twelve billion, three hundred twenty-three million, three hundred twelve thousand, one hundred eleven".