121120010 has 16 divisors (see below), whose sum is σ = 237835872. Its totient is φ = 44043600.

The previous prime is 121120009. The next prime is 121120057. The reversal of 121120010 is 10021121.

It is a self number, because there is not a number n which added to its sum of digits gives 121120010.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 550436 + ... + 550655.

It is an arithmetic number, because the mean of its divisors is an integer number (14864742).

Almost surely, 2^121120010 is an apocalyptic number.

121120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121120010 is a deficient number, since it is larger than the sum of its proper divisors (116715862).

121120010 is a wasteful number, since it uses less digits than its factorization.

121120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101109.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 121120010 is about 11005.4536480783. The cubic root of 121120010 is about 494.7722109422.

Adding to 121120010 its reverse (10021121), we get a palindrome (131141131).

The spelling of 121120010 in words is "one hundred twenty-one million, one hundred twenty thousand, ten".