121440532010 has 64 divisors (see below), whose sum is σ = 251033962752. Its totient is φ = 41435006976.

The previous prime is 121440532009. The next prime is 121440532033. The reversal of 121440532010 is 10235044121.

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 31 ways as a sum of consecutive naturals, for example, 12918632 + ... + 12928028.

It is an arithmetic number, because the mean of its divisors is an integer number (3922405668).

Almost surely, 2^121440532010 is an apocalyptic number.

121440532010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121440532010 is an abundant number, since it is smaller than the sum of its proper divisors (129593430742).

121440532010 is a wasteful number, since it uses less digits than its factorization.

121440532010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10287.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 121440532010 its reverse (10235044121), we get a palindrome (131675576131).

The spelling of 121440532010 in words is "one hundred twenty-one billion, four hundred forty million, five hundred thirty-two thousand, ten".