1321043034210 has 32 divisors (see below), whose sum is σ = 3247832633472. Its totient is φ = 343685992320.

The previous prime is 1321043034191. The next prime is 1321043034253. The reversal of 1321043034210 is 124303401231.

It is a happy 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, 537008134 + ... + 537010593.

It is an arithmetic number, because the mean of its divisors is an integer number (101494769796).

Almost surely, 2^{1321043034210} is an apocalyptic number.

1321043034210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321043034210 is an abundant number, since it is smaller than the sum of its proper divisors (1926789599262).

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

1321043034210 is a wasteful number, since it uses less digits than its factorization.

1321043034210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074018778.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1321043034210 its reverse (124303401231), we get a palindrome (1445346435441).

The spelling of 1321043034210 in words is "one trillion, three hundred twenty-one billion, forty-three million, thirty-four thousand, two hundred ten".