1223345002 has 16 divisors (see below), whose sum is σ = 2066413824. Its totient is φ = 538128000.

The previous prime is 1223344987. The next prime is 1223345009. The reversal of 1223345002 is 2005433221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1223345009) 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, 896199 + ... + 897562.

It is an arithmetic number, because the mean of its divisors is an integer number (129150864).

Almost surely, 2^1223345002 is an apocalyptic number.

1223345002 is a deficient number, since it is larger than the sum of its proper divisors (843068822).

1223345002 is a wasteful number, since it uses less digits than its factorization.

1223345002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793805.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1223345002 is about 34976.3491805534. The cubic root of 1223345002 is about 1069.5054056772.

Adding to 1223345002 its reverse (2005433221), we get a palindrome (3228778223).

The spelling of 1223345002 in words is "one billion, two hundred twenty-three million, three hundred forty-five thousand, two".