1223403414205 has 16 divisors (see below), whose sum is σ = 1683781265664. Its totient is φ = 835919763840.

The previous prime is 1223403414199. The next prime is 1223403414209. The reversal of 1223403414205 is 5024143043221.

It is not a de Polignac number, because 1223403414205 - 2⁵ = 1223403414173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223403414209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62186577 + ... + 62206246.

It is an arithmetic number, because the mean of its divisors is an integer number (105236329104).

Almost surely, 2^{1223403414205} is an apocalyptic number.

It is an amenable number.

1223403414205 is a deficient number, since it is larger than the sum of its proper divisors (460377851459).

1223403414205 is a wasteful number, since it uses less digits than its factorization.

1223403414205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124393116.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 1223403414205 its reverse (5024143043221), we get a palindrome (6247546457426).

The spelling of 1223403414205 in words is "one trillion, two hundred twenty-three billion, four hundred three million, four hundred fourteen thousand, two hundred five".