1223200334 has 4 divisors (see below), whose sum is σ = 1834800504. Its totient is φ = 611600166.

The previous prime is 1223200291. The next prime is 1223200339. The reversal of 1223200334 is 4330023221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223200339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305800082 + ... + 305800085.

It is an arithmetic number, because the mean of its divisors is an integer number (458700126).

Almost surely, 2^1223200334 is an apocalyptic number.

1223200334 is a deficient number, since it is larger than the sum of its proper divisors (611600170).

1223200334 is an equidigital number, since it uses as much as digits as its factorization.

1223200334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611600169.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1223200334 is about 34974.2810362129. The cubic root of 1223200334 is about 1069.4632455051.

Adding to 1223200334 its reverse (4330023221), we get a palindrome (5553223555).

The spelling of 1223200334 in words is "one billion, two hundred twenty-three million, two hundred thousand, three hundred thirty-four".