121421332014 has 32 divisors (see below), whose sum is σ = 252822533280. Its totient is φ = 38840435712.

The previous prime is 121421332003. The next prime is 121421332033. The reversal of 121421332014 is 410233124121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3729979 + ... + 3762390.

It is an arithmetic number, because the mean of its divisors is an integer number (7900704165).

Almost surely, 2^121421332014 is an apocalyptic number.

121421332014 is an abundant number, since it is smaller than the sum of its proper divisors (131401201266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121421332014 is a wasteful number, since it uses less digits than its factorization.

121421332014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7492484.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 121421332014 its reverse (410233124121), we get a palindrome (531654456135).

The spelling of 121421332014 in words is "one hundred twenty-one billion, four hundred twenty-one million, three hundred thirty-two thousand, fourteen".