1223351330 has 32 divisors (see below), whose sum is σ = 2228010624. Its totient is φ = 483590656.

The previous prime is 1223351329. The next prime is 1223351383. The reversal of 1223351330 is 331533221.

It is a super-2 number, since 2×1223351330² = 2993176953225537800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1223351296 and 1223351305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537074 + ... + 539346.

It is an arithmetic number, because the mean of its divisors is an integer number (69625332).

Almost surely, 2^1223351330 is an apocalyptic number.

1223351330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223351330 is a deficient number, since it is larger than the sum of its proper divisors (1004659294).

1223351330 is a wasteful number, since it uses less digits than its factorization.

1223351330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 1223351330 is about 34976.4396415644. The cubic root of 1223351330 is about 1069.5072497518.

Adding to 1223351330 its reverse (331533221), we get a palindrome (1554884551).

The spelling of 1223351330 in words is "one billion, two hundred twenty-three million, three hundred fifty-one thousand, three hundred thirty".