4021221412341 has 64 divisors (see below), whose sum is σ = 7135131712000. Its totient is φ = 2235736810944.

The previous prime is 4021221412321. The next prime is 4021221412433. The reversal of 4021221412341 is 1432141221204.

4021221412341 is a `hidden beast` number, since 4 + 0 + 21 + 221 + 412 + 3 + 4 + 1 = 666.

It is not a de Polignac number, because 4021221412341 - 2⁶ = 4021221412277 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021221412321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5525050 + ... + 6210363.

It is an arithmetic number, because the mean of its divisors is an integer number (111486433000).

Almost surely, 2^{4021221412341} is an apocalyptic number.

It is an amenable number.

4021221412341 is a deficient number, since it is larger than the sum of its proper divisors (3113910299659).

4021221412341 is a wasteful number, since it uses less digits than its factorization.

4021221412341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11735480 (or 11735460 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 4021221412341 its reverse (1432141221204), we get a palindrome (5453362633545).

The spelling of 4021221412341 in words is "four trillion, twenty-one billion, two hundred twenty-one million, four hundred twelve thousand, three hundred forty-one".