121403421343014 has 8 divisors (see below), whose sum is σ = 242806842686040. Its totient is φ = 40467807114336.

The previous prime is 121403421342997. The next prime is 121403421343019. The reversal of 121403421343014 is 410343124304121.

It is a happy number.

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

121403421343014 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121403421343019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10116951778579 + ... + 10116951778590.

It is an arithmetic number, because the mean of its divisors is an integer number (30350855335755).

Almost surely, 2^{121403421343014} is an apocalyptic number.

121403421343014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121403421343014 is a wasteful number, since it uses less digits than its factorization.

121403421343014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20233903557174.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 121403421343014 its reverse (410343124304121), we get a palindrome (531746545647135).

The spelling of 121403421343014 in words is "one hundred twenty-one trillion, four hundred three billion, four hundred twenty-one million, three hundred forty-three thousand, fourteen".