121100010110211 has 32 divisors (see below), whose sum is σ = 186507770400000. Its totient is φ = 69076357217280.

The previous prime is 121100010110159. The next prime is 121100010110311. The reversal of 121100010110211 is 112011010001121.

It is not a de Polignac number, because 121100010110211 - 2¹⁹ = 121100009585923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121100010110311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 256196415 + ... + 256668663.

It is an arithmetic number, because the mean of its divisors is an integer number (5828367825000).

Almost surely, 2^{121100010110211} is an apocalyptic number.

121100010110211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121100010110211 is a deficient number, since it is larger than the sum of its proper divisors (65407760289789).

121100010110211 is a wasteful number, since it uses less digits than its factorization.

121100010110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929379.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 121100010110211 its reverse (112011010001121), we get a palindrome (233111020111332).

The spelling of 121100010110211 in words is "one hundred twenty-one trillion, one hundred billion, ten million, one hundred ten thousand, two hundred eleven".