121001212110011 has 8 divisors (see below), whose sum is σ = 123822410300160. Its totient is φ = 118180341943272.

The previous prime is 121001212110001. The next prime is 121001212110017. The reversal of 121001212110011 is 110011212100121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121001212110011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121001212110017) 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, 81259415 + ... + 82735088.

It is an arithmetic number, because the mean of its divisors is an integer number (15477801287520).

Almost surely, 2^{121001212110011} is an apocalyptic number.

121001212110011 is a deficient number, since it is larger than the sum of its proper divisors (2821198190149).

121001212110011 is a wasteful number, since it uses less digits than its factorization.

121001212110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164011705.

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

Adding to 121001212110011 its reverse (110011212100121), we get a palindrome (231012424210132).

The spelling of 121001212110011 in words is "one hundred twenty-one trillion, one billion, two hundred twelve million, one hundred ten thousand, eleven".