121333011010 has 32 divisors (see below), whose sum is σ = 220886273520. Its totient is φ = 47982523392.

The previous prime is 121333010921. The next prime is 121333011011. The reversal of 121333011010 is 10110333121.

It can be written as a sum of positive squares in 8 ways, for example, as 73945381041 + 47387629969 = 271929^2 + 217687^2 .

It is not an unprimeable number, because it can be changed into a prime (121333011011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376342 + ... + 619918.

Almost surely, 2^121333011010 is an apocalyptic number.

121333011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121333011010 is a deficient number, since it is larger than the sum of its proper divisors (99553262510).

121333011010 is a wasteful number, since it uses less digits than its factorization.

121333011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244150.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 121333011010 its reverse (10110333121), we get a palindrome (131443344131).

The spelling of 121333011010 in words is "one hundred twenty-one billion, three hundred thirty-three million, eleven thousand, ten".