1212110022199 has 2 divisors, whose sum is σ = 1212110022200. Its totient is φ = 1212110022198.

The previous prime is 1212110022121. The next prime is 1212110022217. The reversal of 1212110022199 is 9912200112121.

It is a strong prime.

It is an emirp because it is prime and its reverse (9912200112121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1212110022199 - 2²¹ = 1212107925047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1212110022199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1212110022119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606055011099 + 606055011100.

It is an arithmetic number, because the mean of its divisors is an integer number (606055011100).

Almost surely, 2^{1212110022199} is an apocalyptic number.

1212110022199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212110022199 is an equidigital number, since it uses as much as digits as its factorization.

1212110022199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 1212110022199 in words is "one trillion, two hundred twelve billion, one hundred ten million, twenty-two thousand, one hundred ninety-nine".