4020010424321 has 4 divisors (see below), whose sum is σ = 4194793486272. Its totient is φ = 3845227362372.

The previous prime is 4020010424303. The next prime is 4020010424333. The reversal of 4020010424321 is 1234240100204.

4020010424321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4020010424321 - 2²² = 4020006230017 is a prime.

It is a super-2 number, since 2×4020010424321² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 174783061927 = 4020010424321 / (4 + 0 + 2 + 0 + 0 + 1 + 0 + 4 + 2 + 4 + 3 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4020010424351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87391530941 + ... + 87391530986.

It is an arithmetic number, because the mean of its divisors is an integer number (1048698371568).

Almost surely, 2^{4020010424321} is an apocalyptic number.

It is an amenable number.

4020010424321 is a deficient number, since it is larger than the sum of its proper divisors (174783061951).

4020010424321 is a wasteful number, since it uses less digits than its factorization.

4020010424321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174783061950.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 4020010424321 its reverse (1234240100204), we get a palindrome (5254250524525).

The spelling of 4020010424321 in words is "four trillion, twenty billion, ten million, four hundred twenty-four thousand, three hundred twenty-one".