40023210113 has 2 divisors, whose sum is σ = 40023210114. Its totient is φ = 40023210112.

The previous prime is 40023210103. The next prime is 40023210119. The reversal of 40023210113 is 31101232004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35848499569 + 4174710544 = 189337^2 + 64612^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40023210113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40023210091 and 40023210100.

It is not a weakly prime, because it can be changed into another prime (40023210119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011605056 + 20011605057.

It is an arithmetic number, because the mean of its divisors is an integer number (20011605057).

Almost surely, 2^40023210113 is an apocalyptic number.

It is an amenable number.

40023210113 is a deficient number, since it is larger than the sum of its proper divisors (1).

40023210113 is an equidigital number, since it uses as much as digits as its factorization.

40023210113 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 17.

Adding to 40023210113 its reverse (31101232004), we get a palindrome (71124442117).

The spelling of 40023210113 in words is "forty billion, twenty-three million, two hundred ten thousand, one hundred thirteen".