4223401401361 has 2 divisors, whose sum is σ = 4223401401362. Its totient is φ = 4223401401360.

The previous prime is 4223401401353. The next prime is 4223401401379. The reversal of 4223401401361 is 1631041043224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4099993224336 + 123408177025 = 2024844^2 + 351295^2 .

It is a cyclic number.

It is not a de Polignac number, because 4223401401361 - 2³ = 4223401401353 is a prime.

It is a super-2 number, since 2×4223401401361² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4223401401391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111700700680 + 2111700700681.

It is an arithmetic number, because the mean of its divisors is an integer number (2111700700681).

Almost surely, 2^{4223401401361} is an apocalyptic number.

It is an amenable number.

4223401401361 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223401401361 is an equidigital number, since it uses as much as digits as its factorization.

4223401401361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 4223401401361 its reverse (1631041043224), we get a palindrome (5854442444585).

The spelling of 4223401401361 in words is "four trillion, two hundred twenty-three billion, four hundred one million, four hundred one thousand, three hundred sixty-one".