1321302303030 has 32 divisors (see below), whose sum is σ = 3175649294688. Its totient is φ = 351844640000.

The previous prime is 1321302303029. The next prime is 1321302303043. The reversal of 1321302303030 is 303032031231.

It is a junction number, because it is equal to n+sod(n) for n = 1321302302988 and 1321302303006.

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, 31393671 + ... + 31435730.

It is an arithmetic number, because the mean of its divisors is an integer number (99239040459).

Almost surely, 2^{1321302303030} is an apocalyptic number.

1321302303030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321302303030 is an abundant number, since it is smaller than the sum of its proper divisors (1854346991658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1321302303030 is a wasteful number, since it uses less digits than its factorization.

1321302303030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62830112.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 1321302303030 its reverse (303032031231), we get a palindrome (1624334334261).

The spelling of 1321302303030 in words is "one trillion, three hundred twenty-one billion, three hundred two million, three hundred three thousand, thirty".