1212304012411 has 4 divisors (see below), whose sum is σ = 1215738301752. Its totient is φ = 1208869723072.

The previous prime is 1212304012319. The next prime is 1212304012417. The reversal of 1212304012411 is 1142104032121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1212304012411 - 2¹⁷ = 1212303881339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1212304012417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1717144141 + ... + 1717144846.

It is an arithmetic number, because the mean of its divisors is an integer number (303934575438).

Almost surely, 2^{1212304012411} is an apocalyptic number.

1212304012411 is a deficient number, since it is larger than the sum of its proper divisors (3434289341).

1212304012411 is an equidigital number, since it uses as much as digits as its factorization.

1212304012411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434289340.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1212304012411 its reverse (1142104032121), we get a palindrome (2354408044532).

The spelling of 1212304012411 in words is "one trillion, two hundred twelve billion, three hundred four million, twelve thousand, four hundred eleven".