1321010233010 has 32 divisors (see below), whose sum is σ = 2577913657200. Its totient is φ = 484484076288.

The previous prime is 1321010232977. The next prime is 1321010233019. The reversal of 1321010233010 is 103320101231.

It can be written as a sum of positive squares in 8 ways, for example, as 103652761 + 1320906580249 = 10181^2 + 1149307^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1321010233010.

It is not an unprimeable number, because it can be changed into a prime (1321010233019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34080017 + ... + 34118756.

Almost surely, 2^{1321010233010} is an apocalyptic number.

1321010233010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321010233010 is a deficient number, since it is larger than the sum of its proper divisors (1256903424190).

1321010233010 is a wasteful number, since it uses less digits than its factorization.

1321010233010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68198942.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1321010233010 its reverse (103320101231), we get a palindrome (1424330334241).

The spelling of 1321010233010 in words is "one trillion, three hundred twenty-one billion, ten million, two hundred thirty-three thousand, ten".