1321333223230 has 16 divisors (see below), whose sum is σ = 2433711425904. Its totient is φ = 516241817280.

The previous prime is 1321333223219. The next prime is 1321333223233. The reversal of 1321333223230 is 323223331231.

It is a super-2 number, since 2×1321333223230² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321333223233) 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, 1536433551 + ... + 1536434410.

It is an arithmetic number, because the mean of its divisors is an integer number (152106964119).

Almost surely, 2^{1321333223230} is an apocalyptic number.

1321333223230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321333223230 is a deficient number, since it is larger than the sum of its proper divisors (1112378202674).

1321333223230 is a wasteful number, since it uses less digits than its factorization.

1321333223230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3072868011.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 1321333223230 its reverse (323223331231), we get a palindrome (1644556554461).

The spelling of 1321333223230 in words is "one trillion, three hundred twenty-one billion, three hundred thirty-three million, two hundred twenty-three thousand, two hundred thirty".