4021313423201 has 4 divisors (see below), whose sum is σ = 4129997569812. Its totient is φ = 3912629276592.

The previous prime is 4021313423147. The next prime is 4021313423207. The reversal of 4021313423201 is 1023243131204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3126442830625 + 894870592576 = 1768175^2 + 945976^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021313423201 - 2¹⁸ = 4021313161057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4021313423207) 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, 54342073250 + ... + 54342073323.

It is an arithmetic number, because the mean of its divisors is an integer number (1032499392453).

Almost surely, 2^{4021313423201} is an apocalyptic number.

It is an amenable number.

4021313423201 is a deficient number, since it is larger than the sum of its proper divisors (108684146611).

4021313423201 is a wasteful number, since it uses less digits than its factorization.

4021313423201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108684146610.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 4021313423201 its reverse (1023243131204), we get a palindrome (5044556554405).

The spelling of 4021313423201 in words is "four trillion, twenty-one billion, three hundred thirteen million, four hundred twenty-three thousand, two hundred one".