121414243122011 has 64 divisors (see below), whose sum is σ = 144470796687360. Its totient is φ = 99897287592960.

The previous prime is 121414243121909. The next prime is 121414243122071. The reversal of 121414243122011 is 110221342414121.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121414243122011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121414243122071) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4390621661 + ... + 4390649313.

It is an arithmetic number, because the mean of its divisors is an integer number (2257356198240).

Almost surely, 2^{121414243122011} is an apocalyptic number.

121414243122011 is a deficient number, since it is larger than the sum of its proper divisors (23056553565349).

121414243122011 is a wasteful number, since it uses less digits than its factorization.

121414243122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29196.

The product of its (nonzero) digits is 3072, while the sum is 29.

Adding to 121414243122011 its reverse (110221342414121), we get a palindrome (231635585536132).

The spelling of 121414243122011 in words is "one hundred twenty-one trillion, four hundred fourteen billion, two hundred forty-three million, one hundred twenty-two thousand, eleven".