121120210011 has 8 divisors (see below), whose sum is σ = 162385843984. Its totient is φ = 80300691360.

The previous prime is 121120209979. The next prime is 121120210051. The reversal of 121120210011 is 110012021121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121120210011 - 2⁵ = 121120209979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121120210051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111528196 + ... + 111529281.

It is an arithmetic number, because the mean of its divisors is an integer number (20298230498).

Almost surely, 2^121120210011 is an apocalyptic number.

121120210011 is a deficient number, since it is larger than the sum of its proper divisors (41265633973).

121120210011 is a wasteful number, since it uses less digits than its factorization.

121120210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223057661.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121120210011 its reverse (110012021121), we get a palindrome (231132231132).

The spelling of 121120210011 in words is "one hundred twenty-one billion, one hundred twenty million, two hundred ten thousand, eleven".