224311252001 has 2 divisors, whose sum is σ = 224311252002. Its totient is φ = 224311252000.

The previous prime is 224311251991. The next prime is 224311252043. The reversal of 224311252001 is 100252113422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152393421376 + 71917830625 = 390376^2 + 268175^2 .

It is a cyclic number.

It is not a de Polignac number, because 224311252001 - 2³⁴ = 207131382817 is a prime.

It is a super-2 number, since 2×224311252001² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224311252091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112155626000 + 112155626001.

It is an arithmetic number, because the mean of its divisors is an integer number (112155626001).

Almost surely, 2^224311252001 is an apocalyptic number.

It is an amenable number.

224311252001 is a deficient number, since it is larger than the sum of its proper divisors (1).

224311252001 is an equidigital number, since it uses as much as digits as its factorization.

224311252001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 224311252001 its reverse (100252113422), we get a palindrome (324563365423).

The spelling of 224311252001 in words is "two hundred twenty-four billion, three hundred eleven million, two hundred fifty-two thousand, one".