121101112120010 has 16 divisors (see below), whose sum is σ = 237798547435872. Its totient is φ = 44036768043600.

The previous prime is 121101112119997. The next prime is 121101112120019. The reversal of 121101112120010 is 10021211101121.

It is not an unprimeable number, because it can be changed into a prime (121101112120019) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 550459600436 + ... + 550459600655.

It is an arithmetic number, because the mean of its divisors is an integer number (14862409214742).

Almost surely, 2^{121101112120010} is an apocalyptic number.

121101112120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121101112120010 is a deficient number, since it is larger than the sum of its proper divisors (116697435315862).

121101112120010 is a wasteful number, since it uses less digits than its factorization.

121101112120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100919201109.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 121101112120010 its reverse (10021211101121), we get a palindrome (131122323221131).

The spelling of 121101112120010 in words is "one hundred twenty-one trillion, one hundred one billion, one hundred twelve million, one hundred twenty thousand, ten".