1012213311311 has 2 divisors, whose sum is σ = 1012213311312. Its totient is φ = 1012213311310.

The previous prime is 1012213311293. The next prime is 1012213311341. The reversal of 1012213311311 is 1131133122101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012213311311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012213311341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506106655655 + 506106655656.

It is an arithmetic number, because the mean of its divisors is an integer number (506106655656).

Almost surely, 2^{1012213311311} is an apocalyptic number.

1012213311311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012213311311 is an equidigital number, since it uses as much as digits as its factorization.

1012213311311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1012213311311 its reverse (1131133122101), we get a palindrome (2143346433412).

The spelling of 1012213311311 in words is "one trillion, twelve billion, two hundred thirteen million, three hundred eleven thousand, three hundred eleven".