1123212411213 has 8 divisors (see below), whose sum is σ = 1497775349568. Its totient is φ = 748728873504.

The previous prime is 1123212411197. The next prime is 1123212411247. The reversal of 1123212411213 is 3121142123211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1123212411213 - 2⁴ = 1123212411197 is a prime.

It is a super-2 number, since 2×1123212411213² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123212421213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19817145 + ... + 19873742.

It is an arithmetic number, because the mean of its divisors is an integer number (187221918696).

Almost surely, 2^{1123212411213} is an apocalyptic number.

It is an amenable number.

1123212411213 is a deficient number, since it is larger than the sum of its proper divisors (374562938355).

1123212411213 is an equidigital number, since it uses as much as digits as its factorization.

1123212411213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39700323.

The product of its digits is 576, while the sum is 24.

Adding to 1123212411213 its reverse (3121142123211), we get a palindrome (4244354534424).

The spelling of 1123212411213 in words is "one trillion, one hundred twenty-three billion, two hundred twelve million, four hundred eleven thousand, two hundred thirteen".