1121321203010 has 32 divisors (see below), whose sum is σ = 2089290931200. Its totient is φ = 432850697280.

The previous prime is 1121321203007. The next prime is 1121321203063. The reversal of 1121321203010 is 103021231211.

It is a super-2 number, since 2×1121321203010² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1121321203010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4926545 + ... + 5149124.

It is an arithmetic number, because the mean of its divisors is an integer number (65290341600).

Almost surely, 2^{1121321203010} is an apocalyptic number.

1121321203010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121321203010 is a deficient number, since it is larger than the sum of its proper divisors (967969728190).

1121321203010 is a wasteful number, since it uses less digits than its factorization.

1121321203010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10076066.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1121321203010 its reverse (103021231211), we get a palindrome (1224342434221).

The spelling of 1121321203010 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-one million, two hundred three thousand, ten".