121424200311 has 8 divisors (see below), whose sum is σ = 168938017920. Its totient is φ = 77429924792.

The previous prime is 121424200309. The next prime is 121424200361. The reversal of 121424200311 is 113002424121.

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

It is a cyclic number.

It is not a de Polignac number, because 121424200311 - 2¹ = 121424200309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121424200361) 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, 879885441 + ... + 879885578.

It is an arithmetic number, because the mean of its divisors is an integer number (21117252240).

Almost surely, 2^121424200311 is an apocalyptic number.

121424200311 is a deficient number, since it is larger than the sum of its proper divisors (47513817609).

121424200311 is a wasteful number, since it uses less digits than its factorization.

121424200311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759771045.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 121424200311 its reverse (113002424121), we get a palindrome (234426624432).

The spelling of 121424200311 in words is "one hundred twenty-one billion, four hundred twenty-four million, two hundred thousand, three hundred eleven".