1321333030 has 32 divisors (see below), whose sum is σ = 2407041504. Its totient is φ = 522187776.

The previous prime is 1321333021. The next prime is 1321333087. The reversal of 1321333030 is 303331231.

It is a junction number, because it is equal to n+sod(n) for n = 1321332989 and 1321333007.

It is a congruent number.

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, 1088704 + ... + 1089916.

It is an arithmetic number, because the mean of its divisors is an integer number (75220047).

Almost surely, 2^1321333030 is an apocalyptic number.

1321333030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321333030 is a deficient number, since it is larger than the sum of its proper divisors (1085708474).

1321333030 is a wasteful number, since it uses less digits than its factorization.

1321333030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2440.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 1321333030 is about 36350.1448415271. The cubic root of 1321333030 is about 1097.3304494695.

Adding to 1321333030 its reverse (303331231), we get a palindrome (1624664261).

The spelling of 1321333030 in words is "one billion, three hundred twenty-one million, three hundred thirty-three thousand, thirty".