3111211213283 has 2 divisors, whose sum is σ = 3111211213284. Its totient is φ = 3111211213282.

The previous prime is 3111211213249. The next prime is 3111211213337. The reversal of 3111211213283 is 3823121121113.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3111211213283 - 2¹² = 3111211209187 is a prime.

It is not a weakly prime, because it can be changed into another prime (3111211213183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555605606641 + 1555605606642.

It is an arithmetic number, because the mean of its divisors is an integer number (1555605606642).

Almost surely, 2^{3111211213283} is an apocalyptic number.

3111211213283 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111211213283 is an equidigital number, since it uses as much as digits as its factorization.

3111211213283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 29.

Adding to 3111211213283 its reverse (3823121121113), we get a palindrome (6934332334396).

The spelling of 3111211213283 in words is "three trillion, one hundred eleven billion, two hundred eleven million, two hundred thirteen thousand, two hundred eighty-three".