1223320310 has 16 divisors (see below), whose sum is σ = 2202376176. Its totient is φ = 489239328.

The previous prime is 1223320303. The next prime is 1223320387. The reversal of 1223320310 is 130233221.

It is a super-2 number, since 2×1223320310² = 2993025161716992200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95612 + ... + 107648.

It is an arithmetic number, because the mean of its divisors is an integer number (137648511).

Almost surely, 2^1223320310 is an apocalyptic number.

1223320310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223320310 is a deficient number, since it is larger than the sum of its proper divisors (979055866).

1223320310 is a wasteful number, since it uses less digits than its factorization.

1223320310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22207.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1223320310 is about 34975.9961973923. The cubic root of 1223320310 is about 1069.4982099951.

Adding to 1223320310 its reverse (130233221), we get a palindrome (1353553531).

The spelling of 1223320310 in words is "one billion, two hundred twenty-three million, three hundred twenty thousand, three hundred ten".