14221240121000 has 64 divisors (see below), whose sum is σ = 36302947536960. Its totient is φ = 5171360040000.

The previous prime is 14221240120999. The next prime is 14221240121017. The reversal of 14221240121000 is 12104212241.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646409006 + ... + 646431005.

It is an arithmetic number, because the mean of its divisors is an integer number (567233555265).

Almost surely, 2^{14221240121000} is an apocalyptic number.

14221240121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14221240121000 is an abundant number, since it is smaller than the sum of its proper divisors (22081707415960).

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

14221240121000 is a wasteful number, since it uses less digits than its factorization.

14221240121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292840043 (or 1292840029 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 14221240121000 its reverse (12104212241), we get a palindrome (14233344333241).

The spelling of 14221240121000 in words is "fourteen trillion, two hundred twenty-one billion, two hundred forty million, one hundred twenty-one thousand".