1512012313211 has 2 divisors, whose sum is σ = 1512012313212. Its totient is φ = 1512012313210.

The previous prime is 1512012313171. The next prime is 1512012313213. The reversal of 1512012313211 is 1123132102151.

It is a strong prime.

It is an emirp because it is prime and its reverse (1123132102151) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1512012313211 is a prime.

It is a Sophie Germain prime.

Together with 1512012313213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1512012313213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756006156605 + 756006156606.

It is an arithmetic number, because the mean of its divisors is an integer number (756006156606).

Almost surely, 2^{1512012313211} is an apocalyptic number.

1512012313211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1512012313211 is an equidigital number, since it uses as much as digits as its factorization.

1512012313211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 1512012313211 its reverse (1123132102151), we get a palindrome (2635144415362).

The spelling of 1512012313211 in words is "one trillion, five hundred twelve billion, twelve million, three hundred thirteen thousand, two hundred eleven".