1212011011319 has 2 divisors, whose sum is σ = 1212011011320. Its totient is φ = 1212011011318.

The previous prime is 1212011011303. The next prime is 1212011011361. The reversal of 1212011011319 is 9131101102121.

It is a weak prime.

It is an emirp because it is prime and its reverse (9131101102121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1212011011319 - 2⁴ = 1212011011303 is a prime.

It is a super-2 number, since 2×1212011011319² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1212011011294 and 1212011011303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212011011019) 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, 606005505659 + 606005505660.

It is an arithmetic number, because the mean of its divisors is an integer number (606005505660).

Almost surely, 2^{1212011011319} is an apocalyptic number.

1212011011319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212011011319 is an equidigital number, since it uses as much as digits as its factorization.

1212011011319 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 23.

The spelling of 1212011011319 in words is "one trillion, two hundred twelve billion, eleven million, eleven thousand, three hundred nineteen".