4043421021302 has 16 divisors (see below), whose sum is σ = 6532656873120. Its totient is φ = 1865915242752.

The previous prime is 4043421021259. The next prime is 4043421021331. The reversal of 4043421021302 is 2031201243404.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11450858 + ... + 11798685.

It is an arithmetic number, because the mean of its divisors is an integer number (408291054570).

Almost surely, 2^{4043421021302} is an apocalyptic number.

4043421021302 is a deficient number, since it is larger than the sum of its proper divisors (2489235851818).

4043421021302 is a wasteful number, since it uses less digits than its factorization.

4043421021302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23256247.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4043421021302 its reverse (2031201243404), we get a palindrome (6074622264706).

It can be divided in two parts, 404342102 and 1302, that added together give a palindrome (404343404).

The spelling of 4043421021302 in words is "four trillion, forty-three billion, four hundred twenty-one million, twenty-one thousand, three hundred two".