40310223001 has 2 divisors, whose sum is σ = 40310223002. Its totient is φ = 40310223000.

The previous prime is 40310222999. The next prime is 40310223007. The reversal of 40310223001 is 10032201304.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38730240000 + 1579983001 = 196800^2 + 39749^2 .

It is a cyclic number.

It is not a de Polignac number, because 40310223001 - 2¹ = 40310222999 is a prime.

Together with 40310222999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40310223007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20155111500 + 20155111501.

It is an arithmetic number, because the mean of its divisors is an integer number (20155111501).

Almost surely, 2^40310223001 is an apocalyptic number.

It is an amenable number.

40310223001 is a deficient number, since it is larger than the sum of its proper divisors (1).

40310223001 is an equidigital number, since it uses as much as digits as its factorization.

40310223001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 40310223001 its reverse (10032201304), we get a palindrome (50342424305).

The spelling of 40310223001 in words is "forty billion, three hundred ten million, two hundred twenty-three thousand, one".