1223123301 has 16 divisors (see below), whose sum is σ = 1816355520. Its totient is φ = 813471120.

The previous prime is 1223123299. The next prime is 1223123303. The reversal of 1223123301 is 1033213221.

1223123301 is a `hidden beast` number, since 1 + 22 + 312 + 330 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1223123299) and next prime (1223123303).

It is not a de Polignac number, because 1223123301 - 2¹ = 1223123299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223123303) 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, 42435 + ... + 65168.

It is an arithmetic number, because the mean of its divisors is an integer number (113522220).

Almost surely, 2^1223123301 is an apocalyptic number.

It is an amenable number.

1223123301 is a deficient number, since it is larger than the sum of its proper divisors (593232219).

1223123301 is a wasteful number, since it uses less digits than its factorization.

1223123301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108033 (or 108027 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1223123301 is about 34973.1797381937. The cubic root of 1223123301 is about 1069.4407946469.

Adding to 1223123301 its reverse (1033213221), we get a palindrome (2256336522).

The spelling of 1223123301 in words is "one billion, two hundred twenty-three million, one hundred twenty-three thousand, three hundred one".