20241201421 has 8 divisors (see below), whose sum is σ = 23134359744. Its totient is φ = 17348432640.

The previous prime is 20241201401. The next prime is 20241201479. The reversal of 20241201421 is 12410214202.

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

It is not a de Polignac number, because 20241201421 - 2¹³ = 20241193229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20241201401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24066 + ... + 202636.

It is an arithmetic number, because the mean of its divisors is an integer number (2891794968).

Almost surely, 2^20241201421 is an apocalyptic number.

It is an amenable number.

20241201421 is a deficient number, since it is larger than the sum of its proper divisors (2893158323).

20241201421 is a wasteful number, since it uses less digits than its factorization.

20241201421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194771.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20241201421 its reverse (12410214202), we get a palindrome (32651415623).

The spelling of 20241201421 in words is "twenty billion, two hundred forty-one million, two hundred one thousand, four hundred twenty-one".